3.24.2 html 311 286 1 true 60 0 false 9 false false R1.htm 0000001 - Document - Cover Sheet http://www.luxfer.com/role/Cover Cover Cover 1 false false R2.htm 9952151 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF (LOSS) / INCOME (UNAUDITED) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFLOSSINCOMEUNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF (LOSS) / INCOME (UNAUDITED) Statements 2 false false R3.htm 9952152 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) / INCOME (UNAUDITED) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSSINCOMEUNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) / INCOME (UNAUDITED) Statements 3 false false R4.htm 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) / INCOME (UNAUDITED) (Parenthetical) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSSINCOMEUNAUDITEDParenthetical CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) / INCOME (UNAUDITED) (Parenthetical) Statements 4 false false R5.htm 9952154 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSUNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) Statements 5 false false R6.htm 9952155 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSUNAUDITEDParenthetical CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) Statements 6 false false R7.htm 9952156 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) Statements 7 false false R8.htm 9952157 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (UNAUDITED) Sheet http://www.luxfer.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYUNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (UNAUDITED) Statements 8 false false R9.htm 9952158 - Disclosure - Basis of Presentation and Responsibility for interim Financial Statements Sheet http://www.luxfer.com/role/BasisofPresentationandResponsibilityforinterimFinancialStatements Basis of Presentation and Responsibility for interim Financial Statements Notes 9 false false R10.htm 9952159 - Disclosure - Earnings per share Sheet http://www.luxfer.com/role/Earningspershare Earnings per share Notes 10 false false R11.htm 9952160 - Disclosure - Net Sales Sheet http://www.luxfer.com/role/NetSales Net Sales Notes 11 false false R12.htm 9952161 - Disclosure - Restructuring Sheet http://www.luxfer.com/role/Restructuring Restructuring Notes 12 false false R13.htm 9952162 - Disclosure - Other Income Sheet http://www.luxfer.com/role/OtherIncome Other Income Notes 13 false false R14.htm 9952163 - Disclosure - Income Taxes Sheet http://www.luxfer.com/role/IncomeTaxes Income Taxes Notes 14 false false R15.htm 9952164 - Disclosure - Acquisition and disposal related costs Sheet http://www.luxfer.com/role/Acquisitionanddisposalrelatedcosts Acquisition and disposal related costs Notes 15 false false R16.htm 9952165 - Disclosure - Supplementary balance sheet information Sheet http://www.luxfer.com/role/Supplementarybalancesheetinformation Supplementary balance sheet information Notes 16 false false R17.htm 9952166 - Disclosure - Goodwill and other identifiable intangible assets Sheet http://www.luxfer.com/role/Goodwillandotheridentifiableintangibleassets Goodwill and other identifiable intangible assets Notes 17 false false R18.htm 9952167 - Disclosure - Debt Sheet http://www.luxfer.com/role/Debt Debt Notes 18 false false R19.htm 9952168 - Disclosure - Discontinued Operations Sheet http://www.luxfer.com/role/DiscontinuedOperations Discontinued Operations Notes 19 false false R20.htm 9952169 - Disclosure - Held-for-sale assets and liabilities Sheet http://www.luxfer.com/role/Heldforsaleassetsandliabilities Held-for-sale assets and liabilities Notes 20 false false R21.htm 9952170 - Disclosure - Share Plans Sheet http://www.luxfer.com/role/SharePlans Share Plans Notes 21 false false R22.htm 9952171 - Disclosure - Shareholders' Equity Sheet http://www.luxfer.com/role/ShareholdersEquity Shareholders' Equity Notes 22 false false R23.htm 9952172 - Disclosure - Segmental Information Sheet http://www.luxfer.com/role/SegmentalInformation Segmental Information Notes 23 false false R24.htm 9952173 - Disclosure - Commitments and Contingencies Sheet http://www.luxfer.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 24 false false R25.htm 9952174 - Disclosure - Pension Settlement Sheet http://www.luxfer.com/role/PensionSettlement Pension Settlement Notes 25 false false R26.htm 9952175 - Disclosure - Subsequent Events Sheet http://www.luxfer.com/role/SubsequentEvents Subsequent Events Notes 26 false false R27.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 27 false false R28.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 28 false false R29.htm 9954471 - Disclosure - Basis of Presentation and Responsibility for interim Financial Statements (Policies) Sheet http://www.luxfer.com/role/BasisofPresentationandResponsibilityforinterimFinancialStatementsPolicies Basis of Presentation and Responsibility for interim Financial Statements (Policies) Policies 29 false false R30.htm 9954472 - Disclosure - Earnings per share (Tables) Sheet http://www.luxfer.com/role/EarningspershareTables Earnings per share (Tables) Tables http://www.luxfer.com/role/Earningspershare 30 false false R31.htm 9954473 - Disclosure - Net Sales (Tables) Sheet http://www.luxfer.com/role/NetSalesTables Net Sales (Tables) Tables http://www.luxfer.com/role/NetSales 31 false false R32.htm 9954474 - Disclosure - Restructuring (Tables) Sheet http://www.luxfer.com/role/RestructuringTables Restructuring (Tables) Tables http://www.luxfer.com/role/Restructuring 32 false false R33.htm 9954475 - Disclosure - Acquisition and disposal related costs (Tables) Sheet http://www.luxfer.com/role/AcquisitionanddisposalrelatedcostsTables Acquisition and disposal related costs (Tables) Tables http://www.luxfer.com/role/Acquisitionanddisposalrelatedcosts 33 false false R34.htm 9954476 - Disclosure - Supplementary balance sheet information (Tables) Sheet http://www.luxfer.com/role/SupplementarybalancesheetinformationTables Supplementary balance sheet information (Tables) Tables http://www.luxfer.com/role/Supplementarybalancesheetinformation 34 false false R35.htm 9954477 - Disclosure - Goodwill and other identifiable intangible assets (Tables) Sheet http://www.luxfer.com/role/GoodwillandotheridentifiableintangibleassetsTables Goodwill and other identifiable intangible assets (Tables) Tables http://www.luxfer.com/role/Goodwillandotheridentifiableintangibleassets 35 false false R36.htm 9954478 - Disclosure - Debt (Tables) Sheet http://www.luxfer.com/role/DebtTables Debt (Tables) Tables http://www.luxfer.com/role/Debt 36 false false R37.htm 9954479 - Disclosure - Discontinued Operations (Tables) Sheet http://www.luxfer.com/role/DiscontinuedOperationsTables Discontinued Operations (Tables) Tables http://www.luxfer.com/role/DiscontinuedOperations 37 false false R38.htm 9954480 - Disclosure - Held-for-sale assets and liabilities (Tables) Sheet http://www.luxfer.com/role/HeldforsaleassetsandliabilitiesTables Held-for-sale assets and liabilities (Tables) Tables http://www.luxfer.com/role/Heldforsaleassetsandliabilities 38 false false R39.htm 9954481 - Disclosure - Share Plans (Tables) Sheet http://www.luxfer.com/role/SharePlansTables Share Plans (Tables) Tables http://www.luxfer.com/role/SharePlans 39 false false R40.htm 9954482 - Disclosure - Shareholders' Equity (Tables) Sheet http://www.luxfer.com/role/ShareholdersEquityTables Shareholders' Equity (Tables) Tables http://www.luxfer.com/role/ShareholdersEquity 40 false false R41.htm 9954483 - Disclosure - Segmental Information (Tables) Sheet http://www.luxfer.com/role/SegmentalInformationTables Segmental Information (Tables) Tables http://www.luxfer.com/role/SegmentalInformation 41 false false R42.htm 9954484 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.luxfer.com/role/CommitmentsandContingenciesTables Commitments and Contingencies (Tables) Tables http://www.luxfer.com/role/CommitmentsandContingencies 42 false false R43.htm 9954485 - Disclosure - Earnings per share (Details) Sheet http://www.luxfer.com/role/EarningspershareDetails Earnings per share (Details) Details http://www.luxfer.com/role/EarningspershareTables 43 false false R44.htm 9954486 - Disclosure - Net Sales (Details) Sheet http://www.luxfer.com/role/NetSalesDetails Net Sales (Details) Details http://www.luxfer.com/role/NetSalesTables 44 false false R45.htm 9954487 - Disclosure - Restructuring - Additional Information (Details) Sheet http://www.luxfer.com/role/RestructuringAdditionalInformationDetails Restructuring - Additional Information (Details) Details 45 false false R46.htm 9954488 - Disclosure - Restructuring - Schedule of Restructuring Related Costs (Details) Sheet http://www.luxfer.com/role/RestructuringScheduleofRestructuringRelatedCostsDetails Restructuring - Schedule of Restructuring Related Costs (Details) Details 46 false false R47.htm 9954489 - Disclosure - Restructuring - Schedule of Restructuring Reserve (Details) Sheet http://www.luxfer.com/role/RestructuringScheduleofRestructuringReserveDetails Restructuring - Schedule of Restructuring Reserve (Details) Details 47 false false R48.htm 9954490 - Disclosure - Other Income (Details) Sheet http://www.luxfer.com/role/OtherIncomeDetails Other Income (Details) Details http://www.luxfer.com/role/OtherIncome 48 false false R49.htm 9954491 - Disclosure - Income Taxes (Details) Sheet http://www.luxfer.com/role/IncomeTaxesDetails Income Taxes (Details) Details http://www.luxfer.com/role/IncomeTaxes 49 false false R50.htm 9954492 - Disclosure - Acquisition and disposal related costs (Details) Sheet http://www.luxfer.com/role/AcquisitionanddisposalrelatedcostsDetails Acquisition and disposal related costs (Details) Details http://www.luxfer.com/role/AcquisitionanddisposalrelatedcostsTables 50 false false R51.htm 9954493 - Disclosure - Acquisition and disposal related costs - Additional Information (Details) Sheet http://www.luxfer.com/role/AcquisitionanddisposalrelatedcostsAdditionalInformationDetails Acquisition and disposal related costs - Additional Information (Details) Details 51 false false R52.htm 9954494 - Disclosure - Supplementary balance sheet information (Details) Sheet http://www.luxfer.com/role/SupplementarybalancesheetinformationDetails Supplementary balance sheet information (Details) Details http://www.luxfer.com/role/SupplementarybalancesheetinformationTables 52 false false R53.htm 9954495 - Disclosure - Goodwill and other identifiable intangible assets - Schedule of Goodwill (Details) Sheet http://www.luxfer.com/role/GoodwillandotheridentifiableintangibleassetsScheduleofGoodwillDetails Goodwill and other identifiable intangible assets - Schedule of Goodwill (Details) Details 53 false false R54.htm 9954496 - Disclosure - Goodwill and other identifiable intangible assets - Additional Information (Details) Sheet http://www.luxfer.com/role/GoodwillandotheridentifiableintangibleassetsAdditionalInformationDetails Goodwill and other identifiable intangible assets - Additional Information (Details) Details 54 false false R55.htm 9954497 - Disclosure - Goodwill and other identifiable intangible assets - Schedule of Intangible Assets (Details) Sheet http://www.luxfer.com/role/GoodwillandotheridentifiableintangibleassetsScheduleofIntangibleAssetsDetails Goodwill and other identifiable intangible assets - Schedule of Intangible Assets (Details) Details 55 false false R56.htm 9954498 - Disclosure - Debt - Schedule of Debt Outstanding (Details) Sheet http://www.luxfer.com/role/DebtScheduleofDebtOutstandingDetails Debt - Schedule of Debt Outstanding (Details) Details 56 false false R57.htm 9954499 - Disclosure - Debt - Additional Information (Details) Sheet http://www.luxfer.com/role/DebtAdditionalInformationDetails Debt - Additional Information (Details) Details 57 false false R58.htm 9954500 - Disclosure - Discontinued Operations - Results of Discontinued Operations (Details) Sheet http://www.luxfer.com/role/DiscontinuedOperationsResultsofDiscontinuedOperationsDetails Discontinued Operations - Results of Discontinued Operations (Details) Details 58 false false R59.htm 9954501 - Disclosure - Discontinued Operations - Assets and Liabilities (Details) Sheet http://www.luxfer.com/role/DiscontinuedOperationsAssetsandLiabilitiesDetails Discontinued Operations - Assets and Liabilities (Details) Details 59 false false R60.htm 9954502 - Disclosure - Discontinued Operations - Additional Information (Details) Sheet http://www.luxfer.com/role/DiscontinuedOperationsAdditionalInformationDetails Discontinued Operations - Additional Information (Details) Details 60 false false R61.htm 9954503 - Disclosure - Held-for-sale assets and liabilities - Schedule of Current Held-for-Sale Assets and Liabilities (Details) Sheet http://www.luxfer.com/role/HeldforsaleassetsandliabilitiesScheduleofCurrentHeldforSaleAssetsandLiabilitiesDetails Held-for-sale assets and liabilities - Schedule of Current Held-for-Sale Assets and Liabilities (Details) Details 61 false false R62.htm 9954504 - Disclosure - Held-for-sale assets and liabilities - Additional information (Details) Sheet http://www.luxfer.com/role/HeldforsaleassetsandliabilitiesAdditionalinformationDetails Held-for-sale assets and liabilities - Additional information (Details) Details 62 false false R63.htm 9954505 - Disclosure - Share Plans - Schedule of Share-based Compensation Expense (Details) Sheet http://www.luxfer.com/role/SharePlansScheduleofSharebasedCompensationExpenseDetails Share Plans - Schedule of Share-based Compensation Expense (Details) Details 63 false false R64.htm 9954506 - Disclosure - Share Plans - Additional Information (Details) Sheet http://www.luxfer.com/role/SharePlansAdditionalInformationDetails Share Plans - Additional Information (Details) Details 64 false false R65.htm 9954507 - Disclosure - Share Plans - Share Options Fair Value Assumptions (Details) Sheet http://www.luxfer.com/role/SharePlansShareOptionsFairValueAssumptionsDetails Share Plans - Share Options Fair Value Assumptions (Details) Details 65 false false R66.htm 9954508 - Disclosure - Shareholders' Equity - Schedule of Dividend Paid and Proposed (Details) Sheet http://www.luxfer.com/role/ShareholdersEquityScheduleofDividendPaidandProposedDetails Shareholders' Equity - Schedule of Dividend Paid and Proposed (Details) Details 66 false false R67.htm 9954509 - Disclosure - Segmental Information - Additional Information (Details) Sheet http://www.luxfer.com/role/SegmentalInformationAdditionalInformationDetails Segmental Information - Additional Information (Details) Details 67 false false R68.htm 9954510 - Disclosure - Segmental Information - Financial Information by Reportable Segment (Details) Sheet http://www.luxfer.com/role/SegmentalInformationFinancialInformationbyReportableSegmentDetails Segmental Information - Financial Information by Reportable Segment (Details) Details 68 false false R69.htm 9954511 - Disclosure - Segmental Information - Geographic Information by Region (Details) Sheet http://www.luxfer.com/role/SegmentalInformationGeographicInformationbyRegionDetails Segmental Information - Geographic Information by Region (Details) Details 69 false false R70.htm 9954512 - Disclosure - Segmental Information - Reconciliation of Consolidated Segment Income (Details) Sheet http://www.luxfer.com/role/SegmentalInformationReconciliationofConsolidatedSegmentIncomeDetails Segmental Information - Reconciliation of Consolidated Segment Income (Details) Details 70 false false R71.htm 9954513 - Disclosure - Segmental Information - Geographic Information by Region (Details) Sheet http://www.luxfer.com/role/SegmentalInformationGeographicInformationbyRegionDetails_1 Segmental Information - Geographic Information by Region (Details) Details 71 false false R72.htm 9954514 - Disclosure - Commitments and Contingencies - Additional Information (Details) Sheet http://www.luxfer.com/role/CommitmentsandContingenciesAdditionalInformationDetails Commitments and Contingencies - Additional Information (Details) Details 72 false false R73.htm 9954515 - Disclosure - Commitments and Contingencies - Schedule of Uncommitted Facilities (Details) Sheet http://www.luxfer.com/role/CommitmentsandContingenciesScheduleofUncommittedFacilitiesDetails Commitments and Contingencies - Schedule of Uncommitted Facilities (Details) Details 73 false false R74.htm 9954516 - Disclosure - Pension Settlement (Details) Sheet http://www.luxfer.com/role/PensionSettlementDetails Pension Settlement (Details) Details http://www.luxfer.com/role/PensionSettlement 74 false false All Reports Book All Reports lxfr-20240630.htm lxfr-20240630.xsd lxfr-20240630_cal.xml lxfr-20240630_def.xml lxfr-20240630_lab.xml lxfr-20240630_pre.xml http://fasb.org/srt/2024 http://fasb.org/us-gaap/2024 http://xbrl.sec.gov/dei/2024 http://xbrl.sec.gov/ecd/2024 true true