Supplemental Cash Flow Information [Abstract] Stock repurchase program, authorized amount Stock Repurchase Program, Authorized Amount Long-term receivables, less current maturities Financing Receivable, after Allowance for Credit Loss, Noncurrent Deferred Tax Asset, Net Operating Loss Deferred Tax Asset, Net Operating Loss [Member] Represents the deferred tax asset attributable to net operating loss. Earnings per share ("EPS") Earnings Per Share, Policy [Policy Text Block] State Current State and Local Tax Expense (Benefit) Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Net income Net income Net income Net Income (Loss) Attributable to Parent Schedule of Notional Amounts of Outstanding Derivative Positions Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Marketable securities Debt Securities, Available-for-sale, Current Net operating loss carry forwards Deferred Tax Assets, Operating Loss Carryforwards Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Compensation Employee-related Liabilities, Current U.S. Dollars/Australian Dollars U.S. Dollars/Australian Dollars [Member] Represents the foreign currency exchange forward contracts for U.S. Dollars/Australian Dollars. Income Statement Location [Axis] Income Statement Location [Axis] Receivable Type [Axis] Receivable Type [Axis] Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement [Domain] Statistical Measurement [Domain] Other Other Intangible Assets [Member] Contract assets Increase (Decrease) in Contract with Customer, Asset Dividends paid Dividends, Common Stock, Cash Security Exchange Name Security Exchange Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Proceeds from sales of property, equipment and other assets Proceeds from Sale of Property, Plant, and Equipment Forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Revenue from Contract with Customer [Abstract] Contract with Customer, Contract Asset, Contract Liability, and Receivable Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Guarantees Guarantees [Member] Operating lease, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Foreign currency translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Schedule of Nonvested Restricted Stock and Restricted Stock Units Activity Schedule of Nonvested Restricted Stock and Restricted Stock Units Activity [Table Text Block] Tabular disclosure of nonvested restricted stock and restricted stock units activity. Current maturities of long-term receivables Financing Receivable, after Allowance for Credit Loss, Current Meals and entertainment Effective Income Tax Rate Reconciliation, Nondeductible Expense, Meals and Entertainment, Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Segments [Axis] Segments [Axis] Expected dividend rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Share-based compensation arrangement by share-based payment award, number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Retirement Benefits [Abstract] NET (DECREASE)/ INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Entity File Number Entity File Number Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Schedule of other nonoperating income (expense) Schedule of Other Nonoperating Income (Expense) [Table Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Share-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Income taxes payable Increase (Decrease) in Income Taxes Payable Intangible assets Deferred Tax Liabilities, Intangible Assets Interest Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Exercised, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Derivatives - liability position Foreign currency contracts, liability, fair value disclosure Foreign Currency Contracts, Liability, Fair Value Disclosure Canceled or forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Amortization of intangible assets, total Amortization of Intangible Assets Stock repurchase program, remaining authorized repurchase amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Product warranty accrual, standard parts warranty coverage term (year) Product Warranty Accrual Standard Parts Warranty Coverage Term Represents standard parts warrant coverage term for product warranty accrual. Notes receivable, noncurrent Notes Receivable, Noncurrent Notes Receivable, Noncurrent Gross increases related to prior period tax positions Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Net deferred tax asset Deferred Tax Assets, Net Operating lease, weighted average discount rate, percent Operating Lease, Weighted Average Discount Rate, Percent Schedule of inventory, current Schedule of Inventory, Current [Table Text Block] Antidilutive securities excluded from computation of earnings per share, amount (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Less: reductions for revenue recognized Contract with Customer, Liability, Revenue Recognized Product design and development Research and Development Expense [Member] Liability Class [Axis] Liability Class [Axis] Buildings Building [Member] Auditor Information [Abstract] Auditor Information Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Restricted cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Fair value of restricted stock vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Lessor, Lease, Description [Table] Lessor, Lease, Description [Table] Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Title of Individual [Domain] Title of Individual [Domain] Accrued compensation and benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Other Award Type [Domain] Award Type [Domain] Movement in Standard Product Warranty Accrual [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Local Phone Number Local Phone Number Credit Facility [Domain] Credit Facility [Domain] ASSETS Assets [Abstract] U.S. Dollars/British Pounds U.S. Dollars/British Pounds [Member] Represents the foreign currency exchange forward contracts for U.S. Dollars/British Pounds. Exercisable shares (in shares) Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Land Land [Member] Shares vested and expected to vest, weighted average exercise price per share (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Goodwill and other intangible assets Goodwill and Intangible Assets, Policy [Policy Text Block] Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Preferred Shares, no par value, authorized 50,000 shares; no shares issued and outstanding Preferred Stock, Value, Issued Outstanding at beginning of period (in shares) Outstanding at ending of period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Retainage on construction-type contracts Retainage on Construction-type Contracts [Member] Represents retainage on construction-type contracts. Retained Earnings Retained Earnings [Member] Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Long-term receivables Increase (Decrease) in Long-term Receivables, Current Lease accounting - right of use asset Deferred Tax Liabilities, Leasing Arrangements Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] U.S. Dollars/Euros U.S. Dollars/Euros [Member] Represents the foreign currency exchange forward contracts for U.S. Dollars/Euros. Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Account receivable Increase (Decrease) in Accounts Receivable Purchases of property and equipment included in accounts payable Capital Expenditures Incurred but Not yet Paid Equipment held for rental Equipment Held For Rental [Member] Represents equipment held for rental. Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Maximum employee subscription rate Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Commitments and Contingencies Disclosure [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] International International Segment [Member] Represents the international segment. Operating expense Operating Expense [Member] Line of credit facility, remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Less: reductions for revenue recognized Contract With Customer, Liability, Revenue Recognized Including Beginning Balance Contract With Customer, Liability, Revenue Recognized Including Beginning Balance Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Acquisition-related contingency consideration Business Combination, Contingent Consideration, Liability, Current Basic (in usd per share) Basic earnings per share (in dollars per share) Earnings Per Share, Basic Receivables Financing Receivables [Text Block] 2025 Lessee, Operating Lease, Liability, to be Paid, Year Three Revenue Recognition Revenue from Contract with Customer [Text Block] Document Information [Line Items] Document Information [Line Items] Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Acquisition-related contingent consideration, beginning balance Acquisition-related contingent consideration, ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Outstanding at beginning of year (in shares) Outstanding at end of year (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Defined contribution plan, cost Defined Contribution Plan, Cost 2025 Purchase Obligation, to be Paid, Year Three Capitalized contract cost, net Capitalized Contract Cost, Net Unrealized loss on foreign currency exchange Deferred Tax Assets, Unrealized Currency Losses Weighted Average Exercise Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Machinery and equipment Machinery and Equipment [Member] Tax payments related to RSU issuances Share-based Payment Arrangement, Decrease for Tax Withholding Obligation Deferred tax liabilities Deferred Tax Liabilities, Net Operating cash flows for operating leases Operating Lease, Payments Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Product design and development Research and Development Expense, Policy [Policy Text Block] Preferred Share Purchase Right Preferred Share Purchase Right [Member] Represents the preferred share purchase right. Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Provision for doubtful accounts, net of recovery Accounts Receivable, Credit Loss Expense (Reversal) Schedule of revenue from external customers and long-lived assets, by geographical areas Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Goodwill [Roll Forward] Goodwill [Roll Forward] Entity Voluntary Filers Entity Voluntary Filers Fair value of stock potions vested Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Plan Name [Axis] Plan Name [Axis] Level 1 Fair Value, Inputs, Level 1 [Member] Schedule of Other Significant Noncash Transactions Schedule of Other Significant Noncash Transactions [Table Text Block] CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Goodwill, impairment loss Goodwill, Impairment Loss Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Share Repurchase Program Treasury Stock [Text Block] Income Tax Disclosure [Abstract] State taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Entity Small Business Entity Small Business Fiscal years ending Lessee, Operating Lease, Liability, Payment, Due [Abstract] Gross increases related to current period tax positions Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity Vacation accrual Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Compensated Absences Contract liabilities Contract liabilities - current Contract with Customer, Liability, Current 2027 Lessee, Operating Lease, Liability, to be Paid, Year Five Exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Financing receivable Financing Receivable [Member] Service Service [Member] Additional paid-in capital Additional Paid in Capital LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity [Abstract] Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Foreign currency translation and other Contract With Customer Liability Increase (Decrease) For Foreign Currency Translation And Other Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration from customer has been received or is due, from foreign currency translation and other. Accounts payable Increase (Decrease) in Accounts Payable Additions Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases Derivatives - asset position Foreign Currency Contract, Asset, Fair Value Disclosure Income Tax Contingency [Table] Income Tax Contingency [Table] Debt instrument, covenant, maximum interest-bearing debt to EBITDA ratio Debt Instrument Covenant Interest bearing Debt To EBITDA Ratio The maximum ratio of interest-bearing debt to earnings before income taxes, depreciation, and amortization allowed under the covenant of the debt instrument. Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Treasury stock purchase Treasury Stock, Value, Acquired, Cost Method Operating expenses: Operating Expenses [Abstract] Entity Interactive Data Current Entity Interactive Data Current 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Four Selected Financial Statement Data Additional Financial Information Disclosure [Text Block] Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Standby letters of credit Standby Letters of Credit [Member] Minimum Minimum [Member] Income tax receivables Income Taxes Receivable, Current Change in operating assets and liabilities Change in operating assets and liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Gross profit Gross profit Gross Profit 2024 Lessee, Operating Lease, Liability, to be Paid, Year Two Long-term line of credit Long-term Line of Credit EFFECT OF EXCHANGE RATE CHANGES ON CASH Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents 2027 Purchase Obligation, to be Paid, Year Five Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Canceled or forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Borrowings on notes payable Proceeds from Notes Payable Nature of business Nature of Business [Policy Text Block] Disclosure of accounting policy for natural of business. Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Balance at beginning of year Balance at end of year Unrecognized Tax Benefits Income Tax Authority [Domain] Income Tax Authority [Domain] Total deferred tax assets Deferred Tax Assets, Gross Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Fair value, net asset (liability), total Fair Value, Net Asset (Liability) Entity Address, State or Province Entity Address, State or Province Unrealized gain on foreign currency exchange Deferred Tax Liabilities, Unrealized Currency Transaction Gains Accrued employee benefits Accrued Employee Benefits, Current Deferred income taxes Non-current assets Deferred Income Tax Assets, Net CURRENT LIABILITIES: Liabilities, Current [Abstract] US Government Securities US Government Corporations and Agencies Securities [Member] Receivable [Domain] Receivable [Domain] General and administrative General and administrative General and Administrative Expense Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Financing Agreement Debt Disclosure [Text Block] Schedule of Components of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Office furniture and equipment Office Furniture and Equipment [Member] Represents office furniture and equipment. Discount from market price, offering date Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date Line of credit Line of Credit [Member] Shareholders' Equity and Share-Based Compensation Share-based Payment Arrangement [Text Block] Level 3 Fair Value, Inputs, Level 3 [Member] Dividends paid Payments of Ordinary Dividends, Common Stock Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Accounting Policies [Abstract] Accounting Policies [Abstract] Derivative Instrument [Axis] Derivative Instrument [Axis] Outstanding, weighted average remaining contractual life Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Number of reportable segments Number of Reportable Segments Federal Current Federal Tax Expense (Benefit) Total lease liabilities Operating Lease, Liability Document Transition Report Document Transition Report Foreign currency transaction (losses) gains Foreign Currency Transaction Gain (Loss), before Tax Common stock, no par value, authorized 115,000,000 shares; 46,733,544 and 46,264,576 shares issued at April 30, 2022 and May 1, 2021, respectively Common Stock, Value, Issued Service-type Warranty Contracts Service-type Warranty Contracts [Member] Represents the service-type warranty contracts. Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Share-based payment arrangement, nonvested award, cost not yet recognized Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Outstanding at beginning of the period (in dollars per share) Outstanding at ending of the period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Non-current assets Assets, Noncurrent Leases Lessee, Operating Leases [Text Block] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Emerging Growth Company Entity Emerging Growth Company Accounts receivable, allowance for doubtful account, net Accounts Receivable, Allowance for Credit Loss, Current Long-term income tax payable Accrued Income Taxes, Noncurrent Restricted stock Restricted Stock [Member] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Receivables [Abstract] Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Foreign Deferred Foreign Income Tax Expense (Benefit) Auditor Name Auditor Name Dilution associated with stock compensation plans, shares (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Accrued warranty obligations Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves Goodwill [Line Items] Goodwill [Line Items] Class of Stock [Axis] Class of Stock [Axis] Property, Plant and Equipment, Estimated Useful Life Property, Plant and Equipment, Estimated Useful Life [Table Text Block] Tabular disclosure of estimated useful life of property, plant and equipment. Cash and cash equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Treasury stock, shares (in shares) Treasury Stock, Shares High School Park and Recreation High School Park and Recreation Segment [Member] Represents the high school park and recreation segment. Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Income Tax Contingency [Line Items] Income Tax Contingency [Line Items] Income Tax Authority [Axis] Income Tax Authority [Axis] Work-in-process Inventory, Work in Process, Net of Reserves Service and other Service and Other [Member] Represents the service and other. Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Common stock, dividends, per share, declared (in usd per share) Common Stock, Dividends, Per Share, Declared Accrued expenses Accrued Liabilities, Current, Total Accrued Liabilities, Current Net sales Net sales Revenue from Contract with Customer, Excluding Assessed Tax Equity compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost 2024 Purchase Obligation, to be Paid, Year Two Number of securities called by each warrant or right (in shares) Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Finished goods Inventory, Finished Goods, Net of Reserves Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Limited configuration Limited Configuration [Member] Represents limited configuration. Stock options Share-based Payment Arrangement, Option [Member] Document Information [Table] Document Information [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Equity [Abstract] Consolidation Items [Domain] Consolidation Items [Domain] Comprehensive income (loss) Comprehensive Income, Policy [Policy Text Block] Common Stock Common Stock [Member] Variable Rate [Axis] Variable Rate [Axis] Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Employees Employees [Member] Represents the employees of the company. Operating lease, expense for extension Operating Lease Expense For Extension The amount of expenses for lease extension. Segment Reporting Segment Reporting Disclosure [Text Block] Operating income (loss) Operating income (loss) Operating Income (Loss) Warranty obligations Increase Decrease In Short-term Warranty Obligation Represents increase (decrease) in short-term warranty obligation. Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Operating lease liabilities Operating Lease, Liability, Current Nature of Business and Summary of Significant Accounting Policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Treasury stock reissued Stock Issued During Period, Value, Treasury Stock Reissued Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Document Fiscal Year Focus Document Fiscal Year Focus Restricted stock and stock units Restricted Stock and Restricted Stock Units [Member] Represents restricted stock and restricted stock units. Share-based compensation Share-based Payment Arrangement, Noncash Expense Variable Rate [Domain] Variable Rate [Domain] Additional Paid-In Capital Additional Paid-in Capital [Member] Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Depreciation, total Depreciation Related party transaction, amounts of transaction Related Party Transaction, Amounts of Transaction Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Proceeds from government programs, cares act Proceeds From Government Programs, CARES Act Amount of government wage subsidy received during the period. Treasury Stock Treasury Stock [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Schedule of Product Warranty Liability Schedule of Product Warranty Liability [Table Text Block] Accrued expenses Increase (Decrease) in Accrued Liabilities Guarantee of Business Revenue Guarantee of Business Revenue [Member] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Derivative, notional amount Derivative, Notional Amount Effective income tax rate reconciliation Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Stock compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount Financing receivable Financing Receivable, after Allowance for Credit Loss Other expense, net Other expense, net Other (Expense) Income, Total Other Nonoperating Income (Expense) Long-term marketing obligations and other payables Increase (Decrease) in Other Operating Liabilities Settlements made during the period Standard and Extended Product Warranty Accrual, Decrease for Payments Contributions of common stock under the ESPP Stock Issued Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Deferred maintenance revenue Deferred Tax Assets, Deferred Income Maximum Maximum [Member] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Raw materials Inventory, Raw Materials, Net of Reserves Schedule of accrued liabilities Schedule of Accrued Liabilities [Table Text Block] Award Type [Axis] Award Type [Axis] 2023 Finite-Lived Intangible Asset, Expected Amortization, Year One Granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Outstanding at beginning of period, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Exercisable, weighted average exercise price per share (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Lessee, operating lease, liability, maturity Lessee, Operating Lease, Liability, Maturity [Table Text Block] Consolidation Items [Axis] Consolidation Items [Axis] TOTAL SHAREHOLDERS' EQUITY Beginning Balance Ending Balance Stockholders' Equity Attributable to Parent Operating loss carryforwards Operating Loss Carryforwards Balance sheet data: Balance Sheet Related Disclosures [Abstract] Common stock, shares, issued (in shares) Common Stock, Shares, Issued Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued City Area Code City Area Code Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Restricted cash Restricted cash Restricted Cash and Cash Equivalents, Current Fiscal years ending [Abstract] Purchase Obligation, Fiscal Year Maturity [Abstract] Schedule of Cash Flow, Supplemental Disclosures Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Entity Address, City or Town Entity Address, City or Town Payments for common shares repurchased Payments for repurchase of common stock Payments for Repurchase of Common Stock Property, plant and equipment, useful life Property, Plant and Equipment, Useful Life Allowance for excess and obsolete inventory Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other SHAREHOLDERS' EQUITY: Stockholders' Equity Attributable to Parent [Abstract] Schedule of Unrecognized Tax Benefits Roll Forward Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Interest income (expense), net Interest income (expense), net Investment Income, Net Long-term receivables and advertising rights Revenue Recognition, Long-term Receivables and Advertising Rights [Policy Text Block] Disclosure of accounting policy for revenue recognition for long-term receivables and advertising rights. Measurement Frequency [Domain] Measurement Frequency [Domain] Antidilutive securities excluded from computation of earnings per share, weighted average exercise price (in dollars per share) Antidilutive Securities Excluded From Computation Of Earnings Per Share Weighted Average Exercise Price The weighted average exercise price of antidilutive securities. Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Changes in accrued warranty obligations for pre-existing warranties during the period, including expirations Standard and Extended Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Share-based payment arrangement, expense, tax benefit Share-based Payment Arrangement, Expense, Tax Benefit Retained earnings Retained Earnings (Accumulated Deficit) Operating segments Operating Segments [Member] Lessee, operating lease, term of contract Lessee, Operating Lease, Term of Contract Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Share-based compensation arrangement by share-based payment award, expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Taxes, other than income taxes Accrual for Taxes Other than Income Taxes, Current (Increase) decrease: Increase (Decrease) in Other Operating Assets, Net [Abstract] Increase (Decrease) in Other Operating Assets, Net Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Stock issued during period, shares, employee stock purchase plans (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Equity Method Investments Equity Method Investments [Table Text Block] Entity Filer Category Entity Filer Category Total deferred tax liabilities Deferred Tax Liabilities, Gross Live Events Live Events Segment [Member] Represents the live events segment. Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Equity method investments Equity Method Investments CASH, CASH EQUIVALENTS AND RESTRICTED CASH: Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Income statement data: Income Statement [Abstract] Entity Registrant Name Entity Registrant Name Inventory Disclosure [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Proceeds from exercise of stock options Proceeds from stock options exercised Proceeds from Stock Options Exercised Warranties issued during the period Standard and Extended Product Warranty Accrual, Increase for Warranties Issued Other, net Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Income tax expense (benefit) Income Tax Expense (Benefit), Total Income Tax Expense (Benefit) Accounts receivable, net Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Amendment Flag Amendment Flag Inventory capitalization Deferred Tax Assets, Inventory Equity Components [Axis] Equity Components [Axis] Entity Tax Identification Number Entity Tax Identification Number Fair Value Disclosures [Abstract] Investment Type [Axis] Investment Type [Axis] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Document Fiscal Period Focus Document Fiscal Period Focus Total current assets Current assets Assets, Current Selling Selling and Marketing Expense [Member] Total lease payments Lessee, Operating Lease, Liability, to be Paid Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Inventories Inventory, Net, Total Inventory, Net Change in valuation allowances Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Schedule of segment reporting information, by segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Goods/services transferred over time Transferred over Time [Member] Common stock, shares authorized and undesignated (in shares) Common And Preferred Stock Shares Authorized And Undesignated The number of authorized and undesignated common and preferred shares. 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Fair value measurement Fair Value Measurement, Policy [Policy Text Block] Product and Service [Axis] Product and Service [Axis] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Schedule of Cash and Cash Equivalents Schedule of Cash and Cash Equivalents [Table Text Block] Entity Public Float Entity Public Float Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Share-based compensation expense Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Fair value of options granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Equity Component [Domain] Equity Component [Domain] Other business developments Other Business Developments Coronavirus Pandemic, Policy [Policy Text Block] Disclosure of accounting policy for other business developments related to coronavirus pandemic. Prepaid expenses Deferred Tax Liabilities, Prepaid Expenses Restricted cash Restricted Cash And Cash Equivalents Fair Value Disclosure The fair value portion of restricted cash and cash equivalents. 2023 Lessee, Operating Lease, Liability, to be Paid, Year One Stock repurchased during period (in shares) Stock Repurchased During Period, Shares Cumulative translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Base Erosion Anti-Abuse Tax (BEAT) Effective Income Tax Rate Reconciliation, Tax Contingency, Domestic, Amount Long-term warranty obligations Increase Decrease In Long-term Warranty Obligation Represents increase (decrease) in long-term warranty obligation. Other Other Nonoperating Gains (Losses) Statement [Line Items] Statement [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Contract liabilities Increase (Decrease) in Contract with Customer, Liability U.S. Dollars/Canadian Dollars U.S. Dollars/Canadian Dollars [Member] Represents the foreign currency exchange forward contracts for U.S. Dollars/Canadian Dollars. Revenue, remaining performance obligation Revenue, Remaining Performance Obligation, Amount Demonstration equipment Demonstration Equipment [Member] Represents information related to demonstration equipment. Share-based Compensation Expense Share-based Payment Arrangement, Cost by Plan [Table Text Block] 2026 Lessee, Operating Lease, Liability, to be Paid, Year Four Long-term Purchase Commitment Long-term Purchase Commitment [Table Text Block] Debt Disclosure [Abstract] Purchases of marketable securities Payments to Acquire Marketable Securities Allowance for doubtful accounts Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] Income (loss) before income taxes Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Level 2 Fair Value, Inputs, Level 2 [Member] Defined contribution plan, award requisite service period Defined Contribution Plan, Award Requisite Service Period Represents award requisite service period for defined contribution plan. Changes in Unearned Service-Type Warranty Contract [Roll Forward] Changes in Unearned Service-Type Warranty Contract [Roll Forward] Changes in Unearned Service-Type Warranty Contract Research and development tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount Number of preferred share purchase right Common Share Purchase Right Per Common Share Ratio Represents the purchase right of each common share. 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Document Annual Report Document Annual Report Product warranty accrual, installation warranty coverage term (year) Product Warranty Accrual Installation Warranty Coverage Term Represents installation warranty coverage term for product warranty accrual. Total other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Title of 12(b) Security Title of 12(b) Security Lease accounting - lease liability Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent Contract receivables, annual interest rates Contract And Leases Receivable Interest Rate The interest rate of contract and leases receivable. TOTAL ASSETS Assets Common share rights exercise, period Common Share Rights Exercise Period Option One Represents period of option one for common shares exercise period. Plan Name [Domain] Plan Name [Domain] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Interest Interest Paid, Excluding Capitalized Interest, Operating Activities Geographical [Domain] Geographical [Domain] Diluted earnings per share Net Income (Loss) Available to Common Stockholders, Diluted Title of Individual [Axis] Title of Individual [Axis] Computer software and hardware Computer Software and Hardware [Member] Represents computer software and hardware. 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Total long-term liabilities Non-current liabilities Liabilities, Noncurrent Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Revenue, remaining performance obligation, expected timing of satisfaction, period (month) Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Equity Method Investment, Nonconsolidated Investee or Group of Investees Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Net cash (used)/provided by operating activities Net Cash Provided by (Used in) Operating Activities Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Transportation equipment Transportation Equipment [Member] Lease, cost Lease, Cost [Table Text Block] Short-term accrued expenses Accrued Liabilities and Other Liabilities Geographical [Axis] Geographical [Axis] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Deferred payroll taxes, cares act Deferred Payroll Taxes, CARES Act The amount of payroll tax deferred under the CARES Act. Diluted (in usd per share) Diluted earnings per share (in dollars per share) Earnings Per Share, Diluted Basic (in shares) Basic earnings per share, shares (in shares) Weighted Average Number of Shares Outstanding, Basic Segments [Domain] Segments [Domain] Due to related parties, current Due to Related Parties, Current Product Product [Member] Income taxes, net of refunds Income Taxes Paid, Net Outside United States Non-US [Member] Comprehensive (loss) income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Cost of sales Cost of Revenue Balance at beginning of year Balance at end of year Contract with Customer, Liability Investment in affiliates Investment, Policy [Policy Text Block] Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities (Increase) decrease: Increase (Decrease) in Other Operating Liabilities, Net [Abstract] Increase (Decrease) in Other Operating Liabilities, Net Other comprehensive (loss) income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Treasury stock, at cost, 1,907,445 and 1,297,409 shares at April 30, 2022 and May 1, 2021, respectively Treasury Stock, Value Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Deferred income taxes Non-current liabilities Deferred Income Tax Liabilities, Net Share-based compensation arrangement by share-based payment award, award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Equity in loss of affiliates Equity in losses of affiliates Equity in losses of affiliates Income (Loss) from Equity Method Investments Fair Value Measurement Fair Value Disclosures [Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Accounts payable Accounts Payable, Current Allowance for doubtful accounts Deferred Tax Asset, Tax Deferred Expense, Reserve and Accrual, Accounts Receivable, Allowance for Credit Loss Depreciation and amortization Depreciation, Depletion and Amortization Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Estimated litigation liability, current Estimated Litigation Liability, Current Foreign Tax Authority Foreign Tax Authority [Member] Surety Bond Surety Bond [Member] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Inventories Increase (Decrease) in Inventories Asset Acquisition, Contingent Consideration, Liability [Abstract] Asset Acquisition, Contingent Consideration, Liability [Abstract] Contract assets Contract with Customer, Asset, after Allowance for Credit Loss Beginning accrued warranty obligations Ending accrued warranty obligations Standard and Extended Product Warranty Accrual Sale of stock, percentage of ownership after transaction Sale of Stock, Percentage of Ownership after Transaction Software Computer Software, Intangible Asset [Member] Document Period End Date Document Period End Date Warranty obligations Product Warranty Accrual, Current Entity Central Index Key Entity Central Index Key Unrealized (loss) gain on available-for-sale securities, net of tax OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Contingent Consideration Liability Contingent Consideration Liability [Member] Represents the contingent consideration liability. Stock Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] State Deferred State and Local Income Tax Expense (Benefit) Property, plant and equipment Property, Plant and Equipment [Table Text Block] Research and development tax credit carry forwards Deferred Tax Assets, Tax Credit Carryforwards, Research Income Statement Location [Domain] Income Statement Location [Domain] Option, exercise price range, upper range limit (in dollars per share) Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Investments Investments, Fair Value Disclosure Gross decreases related to prior period tax positions Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Long-term warranty obligations Product Warranty Accrual, Noncurrent Customer relationships Customer Relationships [Member] Lessor, Lease, Description [Line Items] Lessor, Lease, Description [Line Items] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Property and equipment, net Property, Plant and Equipment, Net Property, Plant and Equipment, Net Operating expenses Operating expenses Operating Expenses Other long-term obligations Other Liabilities, Noncurrent Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Fiscal year Fiscal Period, Policy [Policy Text Block] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Principal payments on long-term obligations Repayments of Long-term Debt Trading Symbol Trading Symbol Beginning Balance Ending Balance Allowance for Doubtful Accounts, Premiums and Other Receivables Earnings per share: Earnings Per Share [Abstract] Property, Plant and Equipment, Gross Property, Plant and Equipment, Gross Cash payments for: Cash Payments [Abstract] Cash Payments Other Deferred Tax Liabilities, Other Investment in affiliates and other assets Increase (Decrease) in Other Operating Assets Initial exercise price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Registered trademarks Trademarks [Member] Property and equipment Property, Plant and Equipment, Impairment [Policy Text Block] Shares vested and expected to vest (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Cash paid for amounts included in the measurement of lease liabilities: Operating Lease, Liability [Abstract] Charged to costs and expenses Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease) Line of Credit Facility [Table] Line of Credit Facility [Table] Loss contingency accrual Loss Contingency Accrual Investment in affiliates and other assets Investments and Other Noncurrent Assets Outstanding at beginning of period (in dollars per share) Outstanding at ending of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Schedule of Goodwill [Table] Schedule of Goodwill [Table] Financial Standby Letter of Credit Financial Standby Letter of Credit [Member] Share-based payment arrangement, expense Share-based Payment Arrangement, Expense Exercisable, weighted average remaining contractual life Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Entity Current Reporting Status Entity Current Reporting Status Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Weighted Average Grant Date Fair Value Per Share Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Investments [Domain] Investments [Domain] In money options In Money Options [Member] Represents in money options. US Government Sponsored entities US Government-sponsored Enterprises Debt Securities [Member] Proceeds from sales or maturities of marketable securities Proceeds from Sale and Maturity of Marketable Securities Schedule of Income before Income Tax, Domestic and Foreign Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Construction in Process Construction in Progress [Member] Gain on sale of property, equipment and other assets Gain (Loss) on Disposition of Property Plant Equipment Beginning of period End of period Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current United States UNITED STATES Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] CURRENT ASSETS: Assets, Current [Abstract] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Common stock, capital shares reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Valuation Allowance by Deferred Tax Asset [Axis] Valuation Allowance by Deferred Tax Asset [Axis] Leases [Abstract] Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Income taxes Income Tax, Policy [Policy Text Block] Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Commercial Commercial Segment [Member] Represents the commercial segment. Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Entity Address, Postal Zip Code Entity Address, Postal Zip Code Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Revenue recognition Revenue from Contract with Customer [Policy Text Block] 2023 Purchase Obligation, to be Paid, Year One Diluted (in shares) Diluted earnings per share, shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Domestic Income (Loss) from Continuing Operations before Income Taxes, Domestic Selling Selling Selling Expense Fair value, recurring Fair Value, Recurring [Member] Income Taxes Income Tax Disclosure [Text Block] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Share-based Payment Arrangement, Option, Activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Goods/services transferred at a point in time Transferred at Point in Time [Member] Deductions Accounts Receivable, Allowance for Credit Loss, Writeoff Lapse of statute of limitations Unrecognized tax benefits, reduction resulting from lapse of applicable statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Five Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Nonoperating income (expense): Nonoperating Income (Expense) [Abstract] Auditor Firm ID Auditor Firm ID Purchases of and loans to equity investees Payments to Acquire Equity Method Investments Purchase Obligation, Total Purchase Obligation Credit Facility [Axis] Credit Facility [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Entity Address, Address Line One Entity Address, Address Line One Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Buildings and improvements Building and Building Improvements [Member] Less accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Employee savings plan activity Stock Issued During Period, Value, Employee Stock Purchase Plan CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Vested (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value General and administrative General and Administrative Expense [Member] Principles of consolidation Consolidation, Policy [Policy Text Block] Entity Shell Company Entity Shell Company Income taxes receivables Increase (Decrease) in Income Taxes Receivable Expected life of option (in years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Total current liabilities Current liabilities Liabilities, Current Employee stock purchase plans Employee Stock [Member] Employee Stock Purchase Plan Employee Stock Purchase Plan [Member] Represents the employee stock purchase plan. Tax payments related to RSU issuances Payment, Tax Withholding, Share-based Payment Arrangement Class of Stock [Domain] Class of Stock [Domain] Demonstration equipment transferred to inventory Demonstration equipment transferred to inventory Amount of demonstration equipment transferred to inventory in noncash or part noncash transactions. Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Foreign currency translation Goodwill, Foreign Currency Translation Gain (Loss) Loss Contingencies [Table] Loss Contingencies [Table] New contracts sold Contracts with Customer, New Contracts Sold Amount of increase in obligation to transfer good or service to customer for which consideration from customer has been received or is due, from new contract sold. Defined contribution plan, employer matching contribution, percent of employees' gross pay Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Current Fiscal Year End Date Current Fiscal Year End Date Long-term receivables Financing Receivable, before Allowance for Credit Loss Cash Flow, Operating Capital Cash Flow, Operating Capital [Table Text Block] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Common stock, shares undesignated (in shares) Common Stock Shares Undesignated The number of undesignated shares. Property and equipment, net of accumulated depreciation Long-Lived Assets Statement [Table] Statement [Table] Number of Nonvested Shares Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Recent accounting pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Other Deferred Tax Assets, Other Share-based payment arrangement, nonvested award, cost not yet recognized, amount Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Statistical Measurement [Axis] Statistical Measurement [Axis] Computed income tax expense (benefit) at federal statutory rates Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Deferred tax assets, operating loss carryforwards, foreign Deferred Tax Assets, Operating Loss Carryforwards, Foreign Transportation Transportation Segment [Member] Represents the transportation segment. Preferred Stock Preferred Stock [Member] Intangibles, net Total expected amortization expense Finite-Lived Intangible Assets, Net Goodwill Beginning Balance Ending Balance Goodwill GILTI Effective Income Tax Rate Reconciliation, Global Intangible Low-Taxed Income, Amount Effective Income Tax Rate Reconciliation, Global Intangible Low-Taxed Income, Amount Depreciation and amortization Depreciation, Amortization and Accretion, Net Cost of sales Cost of Sales [Member] Income taxes payable Accrued Income Taxes, Current Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] Inventories Inventory, Policy [Policy Text Block] Foreign Current Foreign Tax Expense (Benefit) Schedule of Goodwill Schedule of Goodwill [Table Text Block] Operating lease, cost Operating Lease, Cost Computer software and hardware Computer Equipment [Member] Change in uncertain tax positions Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Accounts Receivable, Allowance for Credit Loss Accounts Receivable, Allowance for Credit Loss [Table Text Block] Deferred Tax Asset [Domain] Deferred Tax Asset [Domain] Defined contribution plan, maximum annual contributions per employee, percent Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Deferred income taxes, net Deferred Income Tax Expense (Benefit) Adjustments to reconcile net income to net cash (used) provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Shares vested and expected to vest, weighted average remaining contractual life Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Liabilities