Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Number of operating leases Number of Operating Leases Number of Operating Leases Statistical Measurement [Domain] Statistical Measurement [Domain] 2027 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Remainder Of Fiscal Year Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Remainder Of Fiscal Year Title of 12(b) Security Title of 12(b) Security Document Fiscal Year Focus Document Fiscal Year Focus Weighted average interest rate Debt, Weighted Average Interest Rate Adjustment to Compensation, Amount Adjustment to Compensation Amount Customer [Axis] Customer [Axis] Segment Reporting [Abstract] Segment Reporting [Abstract] Common stock, $1 par value; 100,000 shares authorized; 30,017 and 29,880 shares issued and outstanding at May 31, 2026 and May 31, 2025, respectively Common Stock, Value, Issued 2028 Lessee, Operating Lease, Liability, to be Paid, Year One Tax payments related to common stock issued under stock-based plans Payment, Tax Withholding, Share-Based Payment Arrangement Depreciation and amortization Depreciation, Amortization and Accretion, Net Interest expense, net Interest expense, net Interest expense, net Interest Expense, Operating and Nonoperating Accrued salaries and wages Employee-related Liabilities, Current Denominator: Denominator [Abstract] -- None. No documentation exists for this element. -- Loss contingency accrual Loss Contingency Accrual Line of Credit Line of Credit [Member] Restatement Determination Date Restatement Determination Date Contract assets Contract with Customer, Asset, after Allowance for Credit Loss 2028 Finance Lease, Liability, to be Paid, Year One Derivative Instrument [Axis] Derivative Instrument [Axis] 2029 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Two Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Two Amendment Flag Amendment Flag Restructuring Costs and Asset Impairment Charges Restructuring Costs and Asset Impairment Charges Decrease in ROU assets related to lease terminations Gain (Loss) on Termination of Lease Current liabilities: Liabilities, Current [Abstract] Bad debt expense (recovery) Accounts Receivable, Credit Loss Expense (Reversal) Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Financing cash flows from finance leases included in lease liabilities Finance Lease, Principal Payments Computation of basic and diluted earnings per share Schedule of Earnings Per Share Basic and Diluted [Abstract] -- None. No documentation exists for this element. -- Disposal Group Classification [Axis] Disposal Group Classification [Axis] Property, plant and equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Leases [Abstract] Leases [Abstract] Other Comprehensive Income (Loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Non-current liabilities Liabilities, Noncurrent Deferred income taxes Increase (Decrease) in Deferred Income Taxes Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Other comprehensive income Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Common stock, par value (usd per share) Common Stock, Par or Stated Value Per Share Total Lessee, Operating Lease, Liability And Finance Lease, Liability Lessee, Operating Lease, Liability And Finance Lease, Liability Share-based Payment Arrangement, Noncash Expense [Abstract] Share-Based Payment Arrangement, Noncash Expense [Abstract] Intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Intangible Asset, Excluding Goodwill, after Accumulated Amortization Share Repurchase Program [Domain] Share Repurchase Program [Domain] Notional amount on swap agreement Derivative, Notional Amount Weighted average number common shares, basic (shares) Denominator for basic earnings per common share-weighted average shares (shares) Weighted Average Number of Shares Outstanding, Basic Inventory reserves Inventory Valuation Reserves Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Income (loss) before income taxes Income (Loss) Attributable to Parent, before Tax Equity Method Investment, Summarized Financial Information [Abstract] Equity Method Investment, Summarized Financial Information [Abstract] Total current liabilities Current liabilities Liabilities, Current 2031 Lessee, Operating Lease, Liability, to be Paid, Year Four Operations and assets by segment Operations and Assets by Segment [Abstract] Operations and assets by segment. Customer Relationships Customer Relationships [Member] Changes in other long-term assets and long-term liabilities Increase (Decrease) in Other Noncurrent Assets and Liabilities, Net Lease, Cost [Abstract] Lease, Cost [Abstract] Entity Address, City or Town Entity Address, City or Town Schedule of Cash Flow, Supplemental Disclosures Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Defined Benefit Plan, Plan Assets, Allocation [Line Items] Defined Benefit Plan, Plan Assets, Allocation [Line Items] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Class of Stock [Axis] Class of Stock [Axis] Organization and Basis of Consolidation Basis of Accounting, Policy [Policy Text Block] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Term Loan B Term Loan B [Member] Term Loan B Proceeds from Equity Method Investment, Distribution, Return of Capital Proceeds from Equity Method Investment, Distribution, Return of Capital Net income Net Income (Loss) Available to Common Stockholders, Basic Sublease income Sublease Income Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Segment Reporting, Reconciliation of Asset by Segment to Consolidated Segment Reporting, Reconciliation of Asset by Segment to Consolidated [Table Text Block] Total lease payments Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due United States UNITED STATES Common stock issued under stock-based plans and related income tax expense (shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Other comprehensive income (loss) before reclassification OCI, before Reclassifications, before Tax, Attributable to Parent Recently Adopted Accounting Pronouncements and Accounting Pronouncements Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Accruals for capital expenditures Capital Expenditures Incurred but Not yet Paid Other accrued liabilities Business Combination, Recognized Liability Assumed, Other Liability, Current Operations and assets by segment Segment Reporting [Table Text Block] Net gain on sale of property, plant and equipment Gain (Loss) on Disposition of Property Plant Equipment Unrealized gain (loss) on interest rate swap, tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Net change in AOCI Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Payments on Revolving Credit Facility Repayments of Lines of Credit Intangibles and other assets Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Fair value of outstanding debt Long-Term Debt HVAC & Appliances HVAC & Appliances Industry [Member] HVAC & Appliances Industry AIS Joint Venture AIS Joint Venture [Member] AIS Joint Venture Income taxes payable Increase (Decrease) in Income Taxes Payable Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Document Period End Date Document Period End Date Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Debt instrument, face amount Debt Instrument, Face Amount Contract assets Increase (Decrease) in Contract with Customer, Asset 2029 Lessee, Operating Lease, Liability, to be Paid, Year Two Equity Equity [Text Block] Security Exchange Name Security Exchange Name Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Weighted-average remaining lease term—finance leases Finance Lease, Weighted Average Remaining Lease Term Total net leverage ratio maximum Debt Instrument, Total Net Leverage Ratio Maximum Debt Instrument, Total Net Leverage Ratio Maximum Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Operating lease liabilities―short-term Operating Lease, Liability, Current Finance right-of-use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings Per Share [Abstract] Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Accordion feature Line Of Credit Facility, Additional Borrowing Capacity Line Of Credit Facility, Additional Borrowing Capacity Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Foreign Currency Translation Gain (Loss) for Unconsolidated Subsidiary, Net of Tax Accumulated Foreign Currency Adjustment For Unconsolidated Subsidiary Attributable To Parent [Member] Accumulated Foreign Currency Adjustment For Unconsolidated Subsidiary Attributable To Parent AZZ Infrastructure Solutions AZZ Infrastructure Solutions [Member] AZZ Infrastructure Solutions Total liabilities Liabilities Liabilities Trading Symbol Trading Symbol Geographical [Domain] Geographical [Domain] Interest Income and Interest Expense Disclosure Interest Income and Interest Expense Disclosure [Table Text Block] Purchase of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Income taxes payable Accrued Income Taxes, Current Schedule of assets acquired and liabilities assumed Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Company Selected Measure Name Company Selected Measure Name Environment liability Environmental Liability Environmental Liability Equity in earnings of unconsolidated subsidiary Equity In Earnings Of Unconsolidated Entities Equity In Earnings Of Unconsolidated Entities Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Amounts reclassified from AOCI Reclassification from AOCI, Current Period, before Tax, Attributable to Parent Fixed interest rate on swap agreement Derivative, Fixed Interest Rate Total debt, gross Long-Term Debt, Gross Electrical/Utility Electrical and Utility Industry [Member] Electrical and Utility Industry Credit Facility [Domain] Credit Facility [Domain] Cash Flows From Operating Activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Other receivables Other Receivables, Net, Current Balance, beginning balance (shares) Balance, ending balance (shares) Shares, Issued Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Weighted average number common shares, diluted (shares) Denominator for diluted earnings per common share (shares) Weighted Average Number of Shares Outstanding, Diluted Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] 2029 Finance Lease, Liability, to be Paid, Year Two Disposal Group Name [Domain] Disposal Group Name [Domain] Underlying Security Market Price Change Underlying Security Market Price Change, Percent 2031 Finance Lease, Liability, to be Paid, Year Four Proceeds from Revolving Credit Facility Proceeds from Lines of Credit Derivative Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Gross margin Gross profit Gross Profit Revenue from Contract with Customer [Abstract] Less imputed interest Finance Lease, Liability, Undiscounted Excess Amount Operating cash flows from operating leases included in lease liabilities Operating Lease, Payments Award Timing Predetermined Award Timing Predetermined [Flag] Letters of credit outstanding Letters of Credit Outstanding, Amount Diluted Earnings (Loss) Per Share [Abstract] Diluted Earnings (Loss) Per Share [Abstract] Diluted Earnings (Loss) Per Share Lease liability, long-term Finance Lease And Operating Lease, Liability, Noncurrent Finance Lease And Operating Lease, Liability, Noncurrent Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] Effective income tax rate, continuing operations (percent) Effective Income Tax Rate Reconciliation, Percent Organization, Consolidation and Presentation of Financial Statements [Abstract] Net Actuarial Gain (Loss), Net of Tax Accummulated Net Actuarial Gain (Loss), Net Of Tax Adjustment Attributable to Parent [Member] Accummulated Net Actuarial Gain (Loss), Net Of Tax Adjustment Attributable to Parent Total lease payments Lessee, Operating Lease, Liability, to be Paid Employee stock awards Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Number of facilities closed Restructuring And Related Activities, Number Of Facilities Closed Restructuring And Related Activities, Number Of Facilities Closed Net income Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest All Executive Categories All Executive Categories [Member] Precoat Metals Business Division Precoat Metals Business Division [Member] Precoat Metals Business Division Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Fair value of outstanding debt Long-Term Debt, Fair Value Metal Coatings Metal Coatings [Member] Metal Coatings Antidilutive Securities [Axis] Antidilutive Securities [Axis] Operating right-of-use assets Operating Lease, Right-of-Use Asset Computation of basic and diluted earnings per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Total purchase price, net of cash acquired Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Operating Segments Segment Reporting [Text Block] Outstanding borrowings Long-Term Line of Credit Minimum Minimum [Member] Expiration Date Trading Arrangement Expiration Date Amount of receivables pledged Line of Credit Facility, Capacity Available for Trade Purchases Postemployment Benefits [Abstract] Postemployment Benefits [Abstract] Liabilities [Abstract] Liabilities [Abstract] Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Effect of exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Location, Statement of Income, Balance [Axis] Location, Statement of Income, Balance [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Total Liabilities Financial Liabilities Fair Value Disclosure Canton Galvanizing, LLC Canton Galvanizing, LLC [Member] Canton Galvanizing, LLC Interest Rate Swap, Net of Tax for Unconsolidated Subsidiary Accumulated Interest Rate Swap, Net of Tax Adjustment For Unconsolidated Subsidiary Attributable To Parent [Member] Accumulated Interest Rate Swap, Net of Tax Adjustment For Unconsolidated Subsidiary Attributable To Parent Business Combination [Line Items] Business Combination [Line Items] Transportation Transportation Industry [Member] Transportation Industry Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Environmental liability, current Environmental Liability, Current Environmental Liability, Current Common stock, shares authorized (shares) Common Stock, Shares Authorized Accounts receivable Business Combination, Recognized Asset Acquired, Receivable, Current Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Unrealized gain (loss) on interest rate swap, net of tax for unconsolidated subsidiary Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Unconsolidated Subsidiary, before Reclassification, after Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Unconsolidated Subsidiary, before Reclassification, after Tax Exercise Price Award Exercise Price Restructuring Cost [Table] Restructuring Cost [Table] Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Stock repurchase program authorized amount Share Repurchase Program, Authorized, Amount Segment Reporting [Line Items] Segment Reporting [Line Items] Thereafter Finance Lease, Liability, to be Paid, Thereafter Finance Lease, Liability, to be Paid, Thereafter Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segments [Domain] Segments [Domain] Interest Rate Swap Interest Rate Swap [Member] Long-lived Assets by Geographic Areas Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Long-Lived Asset [Table Text Block] Payments of debt financing costs Repayments of Long-Term Debt Disposal Group Classification [Domain] Disposal Group Classification [Domain] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Other receivables Increase (Decrease) in Other Receivables Investment in AVAIL joint venture Equity Method Investments Gross interest expense Interest Costs Incurred Business Combination [Table] Business Combination [Table] Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Secured Debt Secured Debt [Member] Adoption Date Trading Arrangement Adoption Date Weighted-average discount rate—finance leases Finance Lease, Weighted Average Discount Rate, Percent Total shareholders' equity Balance, beginning balance Balance, ending balance Equity, Attributable to Parent Debt write-off Deferred Debt Issuance Cost, Writeoff Residual value Intangible Asset, Finite-Lived, Acquired, Residual Value Assets Assets [Abstract] Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Intangible Asset, Including Goodwill, Impairment Loss Intangible Asset, Including Goodwill, Impairment Loss Total Operating Lease, Liability Legal matter Professional Fees Insider Trading Policies and Procedures [Line Items] Total Finance Lease, Liability Accounts receivable, allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Prepaid expenses and other Prepaid Expense and Other Assets, Current Selling, general and administrative Selling, general and administrative Selling, General and Administrative Expense Business Combination [Domain] Business Combination [Domain] Unrealized translation gain (loss) for unconsolidated subsidiary, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period For Unconsolidated Subsidiary, Net of Tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period For Unconsolidated Subsidiary, Net of Tax Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from computation of earnings per share, amount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of operating segments Number of Operating Segments Entity Central Index Key Entity Central Index Key Capital in excess of par value Additional Paid in Capital, Common Stock All Adjustments to Compensation All Adjustments to Compensation [Member] Reconciliation to consolidated income before income taxes Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Business Combination [Axis] Business Combination [Axis] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Shareholders' Equity: Equity, Attributable to Parent [Abstract] Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Investment, Name [Axis] Investment, Name [Axis] Deferred tax assets Deferred Income Tax Assets, Net Finance lease liabilities―long-term Finance Lease, Liability, Noncurrent Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Periodic payments Debt Instrument, Periodic Payment Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Number of reportable segments not disclosed NumberOfReportableSegmentsNotDisclosedFlag NumberOfReportableSegmentsNotDisclosedFlag Defined Benefit Plan, Plan Assets, Allocation [Table] Defined Benefit Plan, Plan Assets, Allocation [Table] Less: Capitalized interest Interest Costs Capitalized Adjustment Basis spread Debt Instrument, Basis Spread on Variable Rate City Area Code City Area Code Infrastructure Solutions Infrastructure Solutions [Member] Infrastructure Solutions Total lease payments Finance Lease, Liability, to be Paid Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] 2032 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Five Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Five All Individuals All Individuals [Member] Lease liability, short-term Finance Lease And Operating Lease, Liability, Current Finance Lease And Operating Lease, Liability, Current Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue [Table Text Block] Payments of dividends Payments of Dividends Name Forgone Recovery, Individual Name Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Maximum repurchases as a percentage of market capitalization Share Repurchase Program, Share Repurchases, Maximum Market Capitalization, Percent Share Repurchase Program, Share Repurchases, Maximum Market Capitalization, Percent Non-current assets Assets, Noncurrent Statement [Line Items] Statement [Line Items] Total assets Assets Assets Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Changes in current assets and current liabilities Changes in current assets and current liabilities Increase (Decrease) in Current Assets and Current Liabilities Increase (Decrease) in Current Assets and Current Liabilities Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Operating Segments Operating Segments [Member] Partners' Capital Partners' Capital Total fair value of liabilities assumed Business Combination, Recognized Liability Assumed, Liability Share-based Compensation Share-Based Payment Arrangement [Text Block] PEO PEO [Member] Number of finance leases Number of Finance Leases Number of Finance Leases Stock-based compensation Share-Based Payment Arrangement, Expense Other long-term liabilities Other Liabilities, Noncurrent Goodwill Goodwill Inventories Business Combination, Recognized Asset Acquired, Inventory, Current Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Accounts payable Business Combination, Recognized Liability Assumed, Accounts Payable, Current Operating lease liabilities―long-term Operating Lease, Liability, Noncurrent Discontinued Operations, Disposed of by Sale Discontinued Operations, Disposed of by Sale [Member] Retained Earnings Retained Earnings [Member] Revolving Credit Facility Revolving Credit Facility [Member] Total financing lease expense Finance Lease Expense Finance Lease Expense Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares, outstanding (shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Foreign Currency Translation Gain (Loss) Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Payments of debt financing costs Payments of Debt Issuance Costs Diluted earnings per common share (usd per share) Earnings Per Share, Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Prepaid expenses and other Increase (Decrease) in Prepaid Expense and Other Assets Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Total fair value of assets acquired Business Combination, Recognized Asset Acquired, Asset Defined Benefit Pension Plan Defined Benefit Plan [Text Block] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, plant and equipment, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Sales Revenue from Contract with Customer, Excluding Assessed Tax Remaining borrowing capacity on line of credit Line of Credit Facility, Remaining Borrowing Capacity Commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Equity Method Investments Equity Method Investments [Table Text Block] Assets Derivative Asset Inventories Inventory Disclosure [Text Block] Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Underlying Securities Award Underlying Securities Amount Disaggregated Sales Revenue from Contract with Customer [Text Block] Inventories Increase (Decrease) in Inventories Weighted-average discount rate—operating leases Operating Lease, Weighted Average Discount Rate, Percent Thereafter Lessee, Operating Lease, Liability And Finance Lease, Liability, To Be Paid, Thereafter Lessee, Operating Lease, Liability And Finance Lease, Liability, To Be Paid, Thereafter Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year Segment Reporting [Table] Segment Reporting [Table] Equity Method Investment [Table] Equity Method Investment [Table] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Lease, Cost Lease, Cost [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Amounts reclassified from accumulated other comprehensive income to earnings, tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Operating income Operating income (loss) Operating Income (Loss) Current Fiscal Year End Date Current Fiscal Year End Date Finance Lease, Liability, Maturity Finance Lease, Liability, to be Paid, Maturity [Table Text Block] 2027 Finance Lease, Liability, to be Paid, Remainder of Fiscal Year Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Acquisitions Business Combination [Text Block] Long-lived assets Long-Lived Asset, Excluding Financial Instrument, Customer Relationship, Mortgage Servicing Right, Deferred Policy Acquisition Cost, and Deferred Tax Asset, Amount Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Earnings Per Share, Diluted, by Common Class, Including Two-Class Method [Table] Earnings Per Share, Diluted, by Common Class, Including Two-Class Method [Table] Cash dividends declared per common share (usd per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Share-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Reclassification of AOCI, before tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Less imputed interest Lessee, Operating Lease, Liability And Finance Lease, Liability, Undiscounted Excess Amount Lessee, Operating Lease, Liability And Finance Lease, Liability, Undiscounted Excess Amount Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Common stock, shares, issued (shares) Common Stock, Shares, Issued Measure: Measure [Axis] Investments in Unconsolidated Entity Equity Method Investments and Joint Ventures Disclosure [Text Block] Finished goods Inventory, Finished Goods, Gross Equity Components [Axis] Equity Components [Axis] Accounts receivable, net Increase (Decrease) in Accounts Receivable Class of Stock [Line Items] Class of Stock [Line Items] Cash paid for income taxes Income Tax Paid, after Refund Received Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Entity Interactive Data Current Entity Interactive Data Current Finance lease liabilities―short-term Finance Lease, Liability, Current 2026 Share Repurchase Program 2026 Share Repurchase Program [Member] 2026 Share Repurchase Program Deferred tax liabilities Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Small Business Entity Small Business Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent 2030 Lessee, Operating Lease, Liability, to be Paid, Year Three Termination Date Trading Arrangement Termination Date Weighted-average life (in years) Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Standby And Commercial Letters Of Credit Standby And Commercial Letters Of Credit [Member] Standby And Commercial Letters Of Credit Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other accrued liabilities Other Liabilities, Current Other assets Other Assets, Noncurrent 2030 Finance Lease, Liability, to be Paid, Year Three Document Type Document Type Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Foreign currency translation adjustments, tax Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Unrealized gain (loss) unconsolidated subsidiary, tax expense OCI, Equity Method Investment, Tax Other Asset Impairment Charges Other Asset Impairment Charges Fair Value as of Grant Date Award Grant Date Fair Value Amortization of debt financing costs Paid-in-Kind Interest 2028 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Next Twelve Months Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Next Twelve Months Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Share Repurchase Program, Remaining Authorized, Amount Share Repurchase Program, Remaining Authorized, Amount Unrealized translation gain (loss) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Canada CANADA Work in process Inventory, Work in Process, Gross Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Decrease (increase) in current assets: Increase (Decrease) in Operating Assets [Abstract] Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingencies (Note 22) Commitments and Contingencies Sales Revenues Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Equity in earnings of unconsolidated subsidiary Income (Loss) from Equity Method Investments Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Finance lease expense, cost of sales Finance Lease, Right-of-Use Asset, Amortization Increase (decrease) in current liabilities: Increase (Decrease) in Operating Liabilities [Abstract] Liabilities and Shareholders' Equity Liabilities and Equity [Abstract] Note Payable, Floating And Fixed Rate, Maturing Through Fiscal Year 2029 Note Payable, Floating And Fixed Rate, Maturing Through Fiscal Year 2029 [Member] Note Payable, Floating And Fixed Rate, Maturing Through Fiscal Year 2029 Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Construction Construction Industry [Member] Construction Industry 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] Inventories Total Inventory Inventory, Net All Award Types Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Finance lease expense, interest expense Finance Lease, Interest Expense 2027 Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Fair Value Measurements Fair Value Disclosures [Text Block] Fair Value, Inputs, Level 3 Fair Value, Inputs, Level 3 [Member] Amounts reclassified from accumulated other comprehensive income to earnings, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Common stock issued under stock-based plans and related tax expense Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense) PEO Name PEO Name Geographical [Axis] Geographical [Axis] Accrued expenses Increase (Decrease) in Accrued Liabilities Contract liabilities Contract with Customer, Liability Interest Rate Swap, Net of Tax Accumulated Interest Rate Swap, Net of Tax Adjustment Attributable to Parent [Member] Accumulated Interest Rate Swap, Net of Tax Adjustment Attributable to Parent Other Other Industry [Member] Other Industry Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Assets Business Combination, Recognized Asset Acquired, Asset [Abstract] Unrealized gain (loss) on interest rate swap, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Percent reallocated to new lenders Debt Instrument, Face Amount, Percent Reallocated To New Lenders Debt Instrument, Face Amount, Percent Reallocated To New Lenders Accounts payable Increase (Decrease) in Accounts Payable Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Credit Agreement 2022 Credit Agreement 2022 [Member] Credit Agreement 2022 Right-of-use assets Right Of Use Assets Right Of Use Assets Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Thereafter Lessee, Operating Lease, Liability, to be Paid, Thereafter Lessee, Operating Lease, Liability, to be Paid, Thereafter The Company and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Share-based compensation expense Share-Based Payment Arrangement, Noncash Expense Ownership percentage of investment Equity Method Investment, Ownership Percentage 2027 Defined Benefit Plan, Expected Future Benefit Payment, Year One Cash dividends paid on common shares Dividends, Cash Total lease expense Lease, Cost Disposal Group Name [Axis] Disposal Group Name [Axis] Schedule of Debt Schedule of Debt [Table Text Block] Customer [Domain] Customer [Domain] Schedule of inventory Schedule of Inventory, Current [Table Text Block] Leases Lessee, Operating Leases [Text Block] Investment, Name [Domain] Investment, Name [Domain] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic earnings per common share (usd per share) Basic earnings per common share (usd per share) Earnings Per Share, Basic Raw material Inventory, Raw Materials, Gross Total current assets Current Assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Accumulated benefit obligation in excess of plan assets Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation Long-term debt, net Long-term debt, net Long-Term Debt, Excluding Current Maturities Cost of sales Cost of Revenue Award Type Award Type [Axis] Total short-term lease expense Short-Term Lease, Cost Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Trade accounts receivable, net of allowance for credit losses of $128 and $144 at May 31, 2026 and February 28, 2026, respectively Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Retained earnings Retained Earnings (Accumulated Deficit) Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Operating lease, cost Operating Lease, Cost Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Numerator: Numerator [Abstract] -- None. No documentation exists for this element. -- Industrial Industrial Industry [Member] Industrial Industry Derivative Contract [Domain] Derivative Contract [Domain] Loans Payable Loans Payable [Member] Equity Awards Adjustments Equity Awards Adjustments [Member] Precoat Metals Precoat Metals [Member] Precoat Metals Total liabilities and shareholders' equity Liabilities and Equity Cost of sales Variable Lease, Cost Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Restructuring and Impairment Charges Restructuring, Impairment, and Other Activities Disclosure [Text Block] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Restructuring Charges Restructuring Charges Proceeds from Sale of Machinery and Equipment Proceeds from Sale of Machinery and Equipment Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Other income (expense), net Other Nonoperating Income (Expense) 2031 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Four Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Four Debt Long-Term Debt [Text Block] Name Awards Close in Time to MNPI Disclosures, Individual Name Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Adjustment to Compensation: Adjustment to Compensation [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Class of Stock [Domain] Class of Stock [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Operating cash flows from finance leases included in lease liabilities Finance Lease, Interest Payment on Liability Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Infrastructure Infrastructure Industry [Member] Infrastructure Industry Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount 2032 Finance Lease, Liability, to be Paid, Year Five Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] 2032 Lessee, Operating Lease, Liability, to be Paid, Year Five Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Consideration transferred Business Combination, Consideration Transferred Basic Earnings (Loss) Per Share [Abstract] Basic Earnings (Loss) Per Share [Abstract] Basic Earnings (Loss) Per Share Capital in Excess of Par Value Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Supplemental Cash Flow Elements [Abstract] Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Company Selected Measure Amount Company Selected Measure Amount 2022 Credit Agreement And Term Loan B 2022 Credit Agreement And Term Loan B [Member] 2022 Credit Agreement And Term Loan B Distribution on investment in AVAIL joint venture Proceeds from Equity Method Investment, Distribution Receivables Securitization Facility Receivables Securitization Facility [Member] Receivables Securitization Facility Depreciation and amortization Depreciation, Depletion and Amortization Equity Method Investments and Joint Ventures [Abstract] 2020 Share Repurchase Program 2020 Share Repurchase Program [Member] 2020 Share Repurchase Program Entity Address, Address Line Two Entity Address, Address Line Two Stock, Class of Stock [Table] Stock, Class of Stock [Table] Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Lease liabilities obtained from new ROU assets—finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Current assets: Assets, Current [Abstract] Weighted-average remaining lease term—operating leases Operating Lease, Weighted Average Remaining Lease Term Derivative liabilities Derivative Liability Non-PEO NEO Non-PEO NEO [Member] Senior Notes Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One Lease liabilities obtained from new ROU assets—operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Restructuring charges Intangible Asset, Finite-Lived, Impairment Loss 2030 Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Three Lessee, Operating Lease, Liability And Finance Lease, Liability, Payments, Due Year Three Income tax expense Income taxes Income Tax Expense (Benefit) Effect of dilutive securities: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Award Timing Method Award Timing Method [Text Block] Net increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Net income Net income (loss) Net income Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Unamortized debt issuance costs Unamortized Debt Issuance Expense Proceeds from sale or insurance settlements of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Liabilities Business Combination, Recognized Liability Assumed, Liability [Abstract] Amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Basis spread Derivative, Basis Spread on Variable Rate Share-based Payment Arrangement Share-Based Payment Arrangement [Member] Revenues [Abstract] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract]