3.26.1 html 365 616 1 true 94 0 false 8 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.azz.com/role/CoverPage Cover Page Cover 1 false false R2.htm 0000002 - Document - Audit Information Sheet http://www.azz.com/role/AuditInformation Audit Information Cover 2 false false R3.htm 9952151 - Statement - Condensed Consolidated Statements of Operations Sheet http://www.azz.com/role/CondensedConsolidatedStatementsofOperations Condensed Consolidated Statements of Operations Statements 3 false false R4.htm 9952152 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) Sheet http://www.azz.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeLoss Condensed Consolidated Statements of Comprehensive Income (Loss) Statements 4 false false R5.htm 9952153 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) (Parenthetical) Sheet http://www.azz.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeLossParenthetical Condensed Consolidated Statements of Comprehensive Income (Loss) (Parenthetical) Statements 5 false false R6.htm 9952154 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.azz.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 6 false false R7.htm 9952155 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.azz.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 7 false false R8.htm 9952156 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.azz.com/role/CondensedConsolidatedStatementsofCashFlows Condensed Consolidated Statements of Cash Flows Statements 8 false false R9.htm 9952157 - Statement - Condensed Consolidated Statement of Changes in Shareholders' Equity Sheet http://www.azz.com/role/CondensedConsolidatedStatementofChangesinShareholdersEquity Condensed Consolidated Statement of Changes in Shareholders' Equity Statements 9 false false R10.htm 9952158 - Disclosure - The Company and Basis of Presentation Sheet http://www.azz.com/role/TheCompanyandBasisofPresentation The Company and Basis of Presentation Notes 10 false false R11.htm 9952159 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.azz.com/role/SummaryofSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 11 false false R12.htm 9952160 - Disclosure - Goodwill and Intangible Assets Sheet http://www.azz.com/role/GoodwillandIntangibleAssets Goodwill and Intangible Assets Notes 12 false false R13.htm 9952161 - Disclosure - Acquisitions Sheet http://www.azz.com/role/Acquisitions Acquisitions Notes 13 false false R14.htm 9952162 - Disclosure - Inventories Sheet http://www.azz.com/role/Inventories Inventories Notes 14 false false R15.htm 9952163 - Disclosure - Earnings Per Share Sheet http://www.azz.com/role/EarningsPerShare Earnings Per Share Notes 15 false false R16.htm 9952164 - Disclosure - Supplemental Cash Flow Information Sheet http://www.azz.com/role/SupplementalCashFlowInformation Supplemental Cash Flow Information Notes 16 false false R17.htm 9952165 - Disclosure - Operating Segments Sheet http://www.azz.com/role/OperatingSegments Operating Segments Notes 17 false false R18.htm 9952166 - Disclosure - Investments in Unconsolidated Entity Sheet http://www.azz.com/role/InvestmentsinUnconsolidatedEntity Investments in Unconsolidated Entity Notes 18 false false R19.htm 9952167 - Disclosure - Derivative Instruments Sheet http://www.azz.com/role/DerivativeInstruments Derivative Instruments Notes 19 false false R20.htm 9952168 - Disclosure - Debt Sheet http://www.azz.com/role/Debt Debt Notes 20 false false R21.htm 9952169 - Disclosure - Fair Value Measurements Sheet http://www.azz.com/role/FairValueMeasurements Fair Value Measurements Notes 21 false false R22.htm 9952170 - Disclosure - Leases Sheet http://www.azz.com/role/Leases Leases Notes 22 false false R23.htm 9952171 - Disclosure - Mezzanine Equity Sheet http://www.azz.com/role/MezzanineEquity Mezzanine Equity Notes 23 false false R24.htm 9952172 - Disclosure - Equity Sheet http://www.azz.com/role/Equity Equity Notes 24 false false R25.htm 9952173 - Disclosure - Share-based Compensation Sheet http://www.azz.com/role/SharebasedCompensation Share-based Compensation Notes 25 false false R26.htm 9952174 - Disclosure - Defined Benefit Pension Plan Sheet http://www.azz.com/role/DefinedBenefitPensionPlan Defined Benefit Pension Plan Notes 26 false false R27.htm 9952175 - Disclosure - Restructuring and Impairment Charges Sheet http://www.azz.com/role/RestructuringandImpairmentCharges Restructuring and Impairment Charges Notes 27 false false R28.htm 9952176 - Disclosure - Commitments and Contingencies Sheet http://www.azz.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 28 false false R29.htm 9952177 - Disclosure - Income Taxes Sheet http://www.azz.com/role/IncomeTaxes Income Taxes Notes 29 false false R30.htm 9952178 - Disclosure - Property, Plant and Equipment (Notes) Notes http://www.azz.com/role/PropertyPlantandEquipmentNotes Property, Plant and Equipment (Notes) Notes 30 false false R31.htm 9952179 - Disclosure - Other Accrued Liabilities Sheet http://www.azz.com/role/OtherAccruedLiabilities Other Accrued Liabilities Notes 31 false false R32.htm 9952180 - Disclosure - Other Long-Term Liabilities Sheet http://www.azz.com/role/OtherLongTermLiabilities Other Long-Term Liabilities Notes 32 false false R33.htm 9952181 - Disclosure - Subsequent Events Sheet http://www.azz.com/role/SubsequentEvents Subsequent Events Notes 33 false false R34.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 34 false false R35.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 35 false false R36.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 36 false false R37.htm 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 37 false false R38.htm 9955511 - Disclosure - The Company and Basis of Presentation (Policies) Sheet http://www.azz.com/role/TheCompanyandBasisofPresentationPolicies The Company and Basis of Presentation (Policies) Policies http://www.azz.com/role/SummaryofSignificantAccountingPolicies 38 false false R39.htm 9955512 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.azz.com/role/SummaryofSignificantAccountingPolicies 39 false false R40.htm 9955513 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.azz.com/role/SummaryofSignificantAccountingPolicies 40 false false R41.htm 9955514 - Disclosure - Goodwill and Intangible Assets (Tables) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsTables Goodwill and Intangible Assets (Tables) Tables http://www.azz.com/role/GoodwillandIntangibleAssets 41 false false R42.htm 9955515 - Disclosure - Acquisitions (Tables) Sheet http://www.azz.com/role/AcquisitionsTables Acquisitions (Tables) Tables http://www.azz.com/role/Acquisitions 42 false false R43.htm 9955516 - Disclosure - Inventories (Tables) Sheet http://www.azz.com/role/InventoriesTables Inventories (Tables) Tables http://www.azz.com/role/Inventories 43 false false R44.htm 9955517 - Disclosure - Earnings Per Share (Tables) Sheet http://www.azz.com/role/EarningsPerShareTables Earnings Per Share (Tables) Tables http://www.azz.com/role/EarningsPerShare 44 false false R45.htm 9955518 - Disclosure - Supplemental Cash Flow Information (Tables) Sheet http://www.azz.com/role/SupplementalCashFlowInformationTables Supplemental Cash Flow Information (Tables) Tables http://www.azz.com/role/SupplementalCashFlowInformation 45 false false R46.htm 9955519 - Disclosure - Operating Segments (Tables) Sheet http://www.azz.com/role/OperatingSegmentsTables Operating Segments (Tables) Tables http://www.azz.com/role/OperatingSegments 46 false false R47.htm 9955520 - Disclosure - Investments in Unconsolidated Entity (Tables) Sheet http://www.azz.com/role/InvestmentsinUnconsolidatedEntityTables Investments in Unconsolidated Entity (Tables) Tables http://www.azz.com/role/InvestmentsinUnconsolidatedEntity 47 false false R48.htm 9955521 - Disclosure - Debt (Tables) Sheet http://www.azz.com/role/DebtTables Debt (Tables) Tables http://www.azz.com/role/Debt 48 false false R49.htm 9955522 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.azz.com/role/FairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://www.azz.com/role/FairValueMeasurements 49 false false R50.htm 9955523 - Disclosure - Leases (Tables) Sheet http://www.azz.com/role/LeasesTables Leases (Tables) Tables http://www.azz.com/role/Leases 50 false false R51.htm 9955524 - Disclosure - Equity (Tables) Sheet http://www.azz.com/role/EquityTables Equity (Tables) Tables http://www.azz.com/role/Equity 51 false false R52.htm 9955525 - Disclosure - Share-based Compensation (Tables) Sheet http://www.azz.com/role/SharebasedCompensationTables Share-based Compensation (Tables) Tables http://www.azz.com/role/SharebasedCompensation 52 false false R53.htm 9955526 - Disclosure - Defined Benefit Pension Plan (Tables) Sheet http://www.azz.com/role/DefinedBenefitPensionPlanTables Defined Benefit Pension Plan (Tables) Tables http://www.azz.com/role/DefinedBenefitPensionPlan 53 false false R54.htm 9955527 - Disclosure - Income Taxes (Tables) Sheet http://www.azz.com/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.azz.com/role/IncomeTaxes 54 false false R55.htm 9955528 - Disclosure - Property, Plant and Equipment (Tables) Sheet http://www.azz.com/role/PropertyPlantandEquipmentTables Property, Plant and Equipment (Tables) Tables http://www.azz.com/role/PropertyPlantandEquipmentNotes 55 false false R56.htm 9955529 - Disclosure - Other Accrued Liabilities (Tables) Sheet http://www.azz.com/role/OtherAccruedLiabilitiesTables Other Accrued Liabilities (Tables) Tables http://www.azz.com/role/OtherAccruedLiabilities 56 false false R57.htm 9955530 - Disclosure - Other Long-Term Liabilities (Tables) Sheet http://www.azz.com/role/OtherLongTermLiabilitiesTables Other Long-Term Liabilities (Tables) Tables http://www.azz.com/role/OtherLongTermLiabilities 57 false false R58.htm 9955531 - Disclosure - The Company and Basis of Presentation (Details) Sheet http://www.azz.com/role/TheCompanyandBasisofPresentationDetails The Company and Basis of Presentation (Details) Details http://www.azz.com/role/TheCompanyandBasisofPresentationPolicies 58 false false R59.htm 9955532 - Disclosure - Summary of Significant Accounting Policies (Details) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesDetails Summary of Significant Accounting Policies (Details) Details http://www.azz.com/role/SummaryofSignificantAccountingPoliciesTables 59 false false R60.htm 9955533 - Disclosure - Summary of Significant Accounting Policies - Rollforward of Allowance For Credit Losses (Details) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesRollforwardofAllowanceForCreditLossesDetails Summary of Significant Accounting Policies - Rollforward of Allowance For Credit Losses (Details) Details 60 false false R61.htm 9955534 - Disclosure - Summary of Significant Accounting Policies - Disaggregated Revenues (Details) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesDisaggregatedRevenuesDetails Summary of Significant Accounting Policies - Disaggregated Revenues (Details) Details 61 false false R62.htm 9955535 - Disclosure - Summary of Significant Accounting Policies - Property, Plant, and Equipment (Details) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesPropertyPlantandEquipmentDetails Summary of Significant Accounting Policies - Property, Plant, and Equipment (Details) Details 62 false false R63.htm 9955536 - Disclosure - Summary of Significant Accounting Policies - Contract Liability Details (Details) Sheet http://www.azz.com/role/SummaryofSignificantAccountingPoliciesContractLiabilityDetailsDetails Summary of Significant Accounting Policies - Contract Liability Details (Details) Details 63 false false R64.htm 9955537 - Disclosure - Goodwill and Intangible Assets - Schedule of Goodwill (Details) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsScheduleofGoodwillDetails Goodwill and Intangible Assets - Schedule of Goodwill (Details) Details 64 false false R65.htm 9955538 - Disclosure - Goodwill and Intangible Assets - Schedule of Amortizable Intangible Assets (Details) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsScheduleofAmortizableIntangibleAssetsDetails Goodwill and Intangible Assets - Schedule of Amortizable Intangible Assets (Details) Details 65 false false R66.htm 9955539 - Disclosure - Goodwill and Intangible Assets - Narrative (Details) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsNarrativeDetails Goodwill and Intangible Assets - Narrative (Details) Details 66 false false R67.htm 9955540 - Disclosure - Goodwill and Intangible Assets - Amortization expense (Details) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsAmortizationexpenseDetails Goodwill and Intangible Assets - Amortization expense (Details) Details 67 false false R68.htm 9955541 - Disclosure - Goodwill and Intangible Assets - Schedule of Future Amortization (Details) Sheet http://www.azz.com/role/GoodwillandIntangibleAssetsScheduleofFutureAmortizationDetails Goodwill and Intangible Assets - Schedule of Future Amortization (Details) Details 68 false false R69.htm 9955542 - Disclosure - Acquisitions - Narrative (Details) Sheet http://www.azz.com/role/AcquisitionsNarrativeDetails Acquisitions - Narrative (Details) Details 69 false false R70.htm 9955543 - Disclosure - Acquisitions - Assets Acquired and Liabilities Assumed (Details) Sheet http://www.azz.com/role/AcquisitionsAssetsAcquiredandLiabilitiesAssumedDetails Acquisitions - Assets Acquired and Liabilities Assumed (Details) Details 70 false false R71.htm 9955544 - Disclosure - Inventories (Details) Sheet http://www.azz.com/role/InventoriesDetails Inventories (Details) Details http://www.azz.com/role/InventoriesTables 71 false false R72.htm 9955545 - Disclosure - Earnings Per Share - Narrative (Details) Sheet http://www.azz.com/role/EarningsPerShareNarrativeDetails Earnings Per Share - Narrative (Details) Details 72 false false R73.htm 9955546 - Disclosure - Earnings Per Share (Details) Sheet http://www.azz.com/role/EarningsPerShareDetails Earnings Per Share (Details) Details http://www.azz.com/role/EarningsPerShareTables 73 false false R74.htm 9955547 - Disclosure - Supplemental Cash Flow Information - New Cash Provided by Operating Activities (Details) Sheet http://www.azz.com/role/SupplementalCashFlowInformationNewCashProvidedbyOperatingActivitiesDetails Supplemental Cash Flow Information - New Cash Provided by Operating Activities (Details) Details 74 false false R75.htm 9955548 - Disclosure - Supplemental Cash Flow Information - Cash Related to Interest and Income Taxes and Supplemental Disclosures of Non-Cash Activities (Details) Sheet http://www.azz.com/role/SupplementalCashFlowInformationCashRelatedtoInterestandIncomeTaxesandSupplementalDisclosuresofNonCashActivitiesDetails Supplemental Cash Flow Information - Cash Related to Interest and Income Taxes and Supplemental Disclosures of Non-Cash Activities (Details) Details 75 false false R76.htm 9955549 - Disclosure - Supplemental Cash Flow Information - Narrative (Details) Sheet http://www.azz.com/role/SupplementalCashFlowInformationNarrativeDetails Supplemental Cash Flow Information - Narrative (Details) Details 76 false false R77.htm 9955550 - Disclosure - Operating Segments (Details) Sheet http://www.azz.com/role/OperatingSegmentsDetails Operating Segments (Details) Details http://www.azz.com/role/OperatingSegmentsTables 77 false false R78.htm 9955551 - Disclosure - Operating Segments - Long-Lived Assets (Details) Sheet http://www.azz.com/role/OperatingSegmentsLongLivedAssetsDetails Operating Segments - Long-Lived Assets (Details) Details 78 false false R79.htm 9955552 - Disclosure - Investments in Unconsolidated Entity - Narrative (Details) Sheet http://www.azz.com/role/InvestmentsinUnconsolidatedEntityNarrativeDetails Investments in Unconsolidated Entity - Narrative (Details) Details 79 false false R80.htm 9955553 - Disclosure - Investments in Unconsolidated Entities - Schedule of Condensed Balance Sheet For AIS Joint Venture (Details) Sheet http://www.azz.com/role/InvestmentsinUnconsolidatedEntitiesScheduleofCondensedBalanceSheetForAISJointVentureDetails Investments in Unconsolidated Entities - Schedule of Condensed Balance Sheet For AIS Joint Venture (Details) Details 80 false false R81.htm 9955554 - Disclosure - Investments in Unconsolidated Entities - Schedule of Condensed Statement of Operations for AIS Joint Venture (Details) Sheet http://www.azz.com/role/InvestmentsinUnconsolidatedEntitiesScheduleofCondensedStatementofOperationsforAISJointVentureDetails Investments in Unconsolidated Entities - Schedule of Condensed Statement of Operations for AIS Joint Venture (Details) Details 81 false false R82.htm 9955555 - Disclosure - Derivative Instruments - Narrative (Details) Sheet http://www.azz.com/role/DerivativeInstrumentsNarrativeDetails Derivative Instruments - Narrative (Details) Details 82 false false R83.htm 9955556 - Disclosure - Debt - Schedule of Long-term Debt (Details) Sheet http://www.azz.com/role/DebtScheduleofLongtermDebtDetails Debt - Schedule of Long-term Debt (Details) Details 83 false false R84.htm 9955557 - Disclosure - Debt - Narrative (Details) Sheet http://www.azz.com/role/DebtNarrativeDetails Debt - Narrative (Details) Details 84 false false R85.htm 9955558 - Disclosure - Debt - Schedule of Long-term Debt Maturities (Details) Sheet http://www.azz.com/role/DebtScheduleofLongtermDebtMaturitiesDetails Debt - Schedule of Long-term Debt Maturities (Details) Details 85 false false R86.htm 9955559 - Disclosure - Debt - Interest Expense Disclosure (Details) Sheet http://www.azz.com/role/DebtInterestExpenseDisclosureDetails Debt - Interest Expense Disclosure (Details) Details 86 false false R87.htm 9955560 - Disclosure - Fair Value Measurements (Details) Sheet http://www.azz.com/role/FairValueMeasurementsDetails Fair Value Measurements (Details) Details http://www.azz.com/role/FairValueMeasurementsTables 87 false false R88.htm 9955561 - Disclosure - Fair Value Measurements - Narrative (Details) Sheet http://www.azz.com/role/FairValueMeasurementsNarrativeDetails Fair Value Measurements - Narrative (Details) Details 88 false false R89.htm 9955562 - Disclosure - Leases - Narrative (Details) Sheet http://www.azz.com/role/LeasesNarrativeDetails Leases - Narrative (Details) Details 89 false false R90.htm 9955563 - Disclosure - Leases - Lease Cost (Details) Sheet http://www.azz.com/role/LeasesLeaseCostDetails Leases - Lease Cost (Details) Details 90 false false R91.htm 9955564 - Disclosure - Leases - Lease Details (Details) Sheet http://www.azz.com/role/LeasesLeaseDetailsDetails Leases - Lease Details (Details) Details 91 false false R92.htm 9955565 - Disclosure - Leases - Classification of Lease Expense (Details) Sheet http://www.azz.com/role/LeasesClassificationofLeaseExpenseDetails Leases - Classification of Lease Expense (Details) Details 92 false false R93.htm 9955566 - Disclosure - Leases - Lease Maturity (Details) Sheet http://www.azz.com/role/LeasesLeaseMaturityDetails Leases - Lease Maturity (Details) Details 93 false false R94.htm 9955567 - Disclosure - Leases - Sublease Income (Details) Sheet http://www.azz.com/role/LeasesSubleaseIncomeDetails Leases - Sublease Income (Details) Details 94 false false R95.htm 9955568 - Disclosure - Mezzanine Equity (Details) Sheet http://www.azz.com/role/MezzanineEquityDetails Mezzanine Equity (Details) Details http://www.azz.com/role/MezzanineEquity 95 false false R96.htm 9955569 - Disclosure - Equity - Narrative (Details) Sheet http://www.azz.com/role/EquityNarrativeDetails Equity - Narrative (Details) Details 96 false false R97.htm 9955570 - Disclosure - Equity - AOCI (Details) Sheet http://www.azz.com/role/EquityAOCIDetails Equity - AOCI (Details) Details 97 false false R98.htm 9955571 - Disclosure - Share-based Compensation (Details Textual) Sheet http://www.azz.com/role/SharebasedCompensationDetailsTextual Share-based Compensation (Details Textual) Details http://www.azz.com/role/SharebasedCompensationTables 98 false false R99.htm 9955572 - Disclosure - Share-based Compensation - Share-based Payment Award Activity (Details) Sheet http://www.azz.com/role/SharebasedCompensationSharebasedPaymentAwardActivityDetails Share-based Compensation - Share-based Payment Award Activity (Details) Details 99 false false R100.htm 9955573 - Disclosure - Share-based Compensation - Valuation Assumptions (Details) Sheet http://www.azz.com/role/SharebasedCompensationValuationAssumptionsDetails Share-based Compensation - Valuation Assumptions (Details) Details 100 false false R101.htm 9955574 - Disclosure - Share-based Compensation - Share-based Compensation and Income Taxes (Details) Sheet http://www.azz.com/role/SharebasedCompensationSharebasedCompensationandIncomeTaxesDetails Share-based Compensation - Share-based Compensation and Income Taxes (Details) Details 101 false false R102.htm 9955575 - Disclosure - Employee Benefit Plans - Narrative (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansNarrativeDetails Employee Benefit Plans - Narrative (Details) Details 102 false false R103.htm 9955576 - Disclosure - Employee Benefit Plans - Summary of Net Period Costs and Assumptions (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansSummaryofNetPeriodCostsandAssumptionsDetails Employee Benefit Plans - Summary of Net Period Costs and Assumptions (Details) Details 103 false false R104.htm 9955577 - Disclosure - Employee Benefit Plans - Changes in Benefit Obligation and Funded Status of Plan (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansChangesinBenefitObligationandFundedStatusofPlanDetails Employee Benefit Plans - Changes in Benefit Obligation and Funded Status of Plan (Details) Details 104 false false R105.htm 9955578 - Disclosure - Employee Benefit Plans - Projected Benefit Plan in Excess of Plan Assets (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansProjectedBenefitPlaninExcessofPlanAssetsDetails Employee Benefit Plans - Projected Benefit Plan in Excess of Plan Assets (Details) Details 105 false false R106.htm 9955579 - Disclosure - Employee Benefit Plans - Reconcoliation of Net Loss (Gain) for AOCI (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansReconcoliationofNetLossGainforAOCIDetails Employee Benefit Plans - Reconcoliation of Net Loss (Gain) for AOCI (Details) Details 106 false false R107.htm 9955580 - Disclosure - Employee Benefit Plans - Expected Future Payments (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansExpectedFuturePaymentsDetails Employee Benefit Plans - Expected Future Payments (Details) Details 107 false false R108.htm 9955581 - Disclosure - Employee Benefit Plans - Changes in Projected Benefit Obligations and Plan Assets (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansChangesinProjectedBenefitObligationsandPlanAssetsDetails Employee Benefit Plans - Changes in Projected Benefit Obligations and Plan Assets (Details) Details 108 false false R109.htm 9955582 - Disclosure - Employee Benefit Plans - Discount Rate and Expected Long-Term Rate of Return on Plan Assets (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansDiscountRateandExpectedLongTermRateofReturnonPlanAssetsDetails Employee Benefit Plans - Discount Rate and Expected Long-Term Rate of Return on Plan Assets (Details) Details 109 false false R110.htm 9955583 - Disclosure - Employee Benefit Plans - Fair Value of Assets on Pension Plan (Details) Sheet http://www.azz.com/role/EmployeeBenefitPlansFairValueofAssetsonPensionPlanDetails Employee Benefit Plans - Fair Value of Assets on Pension Plan (Details) Details 110 false false R111.htm 9955584 - Disclosure - Restructuring and Impairment Charges (Details) Sheet http://www.azz.com/role/RestructuringandImpairmentChargesDetails Restructuring and Impairment Charges (Details) Details http://www.azz.com/role/RestructuringandImpairmentCharges 111 false false R112.htm 9955585 - Disclosure - Commitments and Contingencies (Details) Sheet http://www.azz.com/role/CommitmentsandContingenciesDetails Commitments and Contingencies (Details) Details http://www.azz.com/role/CommitmentsandContingencies 112 false false R113.htm 9955586 - Disclosure - Income Taxes - Provision of Income Taxes (Details) Sheet http://www.azz.com/role/IncomeTaxesProvisionofIncomeTaxesDetails Income Taxes - Provision of Income Taxes (Details) Details 113 false false R114.htm 9955587 - Disclosure - Income Taxes - Narrative (Details) Sheet http://www.azz.com/role/IncomeTaxesNarrativeDetails Income Taxes - Narrative (Details) Details 114 false false R115.htm 9955588 - Disclosure - Income Taxes - Reconcilliation of Effective Income Tax Rate (Details) Sheet http://www.azz.com/role/IncomeTaxesReconcilliationofEffectiveIncomeTaxRateDetails Income Taxes - Reconcilliation of Effective Income Tax Rate (Details) Details 115 false false R116.htm 9955589 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) Sheet http://www.azz.com/role/IncomeTaxesScheduleofDeferredTaxAssetsandLiabilitiesDetails Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) Details 116 false false R117.htm 9955590 - Disclosure - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) Sheet http://www.azz.com/role/IncomeTaxesReconciliationofUnrecognizedTaxBenefitsDetails Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) Details 117 false false R118.htm 9955591 - Disclosure - Income Taxes - Income Taxes Paid (Details) Sheet http://www.azz.com/role/IncomeTaxesIncomeTaxesPaidDetails Income Taxes - Income Taxes Paid (Details) Details 118 false false R119.htm 9955592 - Disclosure - Property, Plant and Equipment (Details) Sheet http://www.azz.com/role/PropertyPlantandEquipmentDetails Property, Plant and Equipment (Details) Details http://www.azz.com/role/PropertyPlantandEquipmentTables 119 false false R120.htm 9955593 - Disclosure - Property, Plant and Equipment - Classification of Depreciation Expense (Details) Sheet http://www.azz.com/role/PropertyPlantandEquipmentClassificationofDepreciationExpenseDetails Property, Plant and Equipment - Classification of Depreciation Expense (Details) Details 120 false false R121.htm 9955594 - Disclosure - Other Accrued Liabilities (Details) Sheet http://www.azz.com/role/OtherAccruedLiabilitiesDetails Other Accrued Liabilities (Details) Details http://www.azz.com/role/OtherAccruedLiabilitiesTables 121 false false R122.htm 9955595 - Disclosure - Other Long-Term Liabilities (Details) Sheet http://www.azz.com/role/OtherLongTermLiabilitiesDetails Other Long-Term Liabilities (Details) Details http://www.azz.com/role/OtherLongTermLiabilitiesTables 122 false false All Reports Book All Reports azz-20260228.htm azz-20260228.xsd azz-20260228_cal.xml azz-20260228_def.xml azz-20260228_lab.xml azz-20260228_pre.xml azz-20260228_g1.jpg azz-20260228_g2.jpg http://fasb.org/srt/2024 http://fasb.org/us-gaap/2024 http://xbrl.sec.gov/cyd/2024 http://xbrl.sec.gov/dei/2024 http://xbrl.sec.gov/ecd/2024 true true