3.24.3 html 452 318 1 false 93 0 false 9 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.kbr.com/role/CoverPage Cover Page Cover 1 false false R2.htm 9952151 - Statement - Condensed Consolidated Statements of Operations Sheet http://www.kbr.com/role/CondensedConsolidatedStatementsofOperations Condensed Consolidated Statements of Operations Statements 2 false false R3.htm 9952152 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) Sheet http://www.kbr.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeLoss Condensed Consolidated Statements of Comprehensive Income (Loss) Statements 3 false false R4.htm 9952153 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.kbr.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 4 false false R5.htm 9952154 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.kbr.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 5 false false R6.htm 9952155 - Statement - Condensed Consolidated Statements of Shareholders' Equity Sheet http://www.kbr.com/role/CondensedConsolidatedStatementsofShareholdersEquity Condensed Consolidated Statements of Shareholders' Equity Statements 6 false false R7.htm 9952156 - Statement - Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) Sheet http://www.kbr.com/role/CondensedConsolidatedStatementsofShareholdersEquityParenthetical Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) Statements 7 false false R8.htm 9952157 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.kbr.com/role/CondensedConsolidatedStatementsofCashFlows Condensed Consolidated Statements of Cash Flows Statements 8 false false R9.htm 9952158 - Disclosure - Basis of Presentation Sheet http://www.kbr.com/role/BasisofPresentation Basis of Presentation Notes 9 false false R10.htm 9952159 - Disclosure - Business Segment Information Sheet http://www.kbr.com/role/BusinessSegmentInformation Business Segment Information Notes 10 false false R11.htm 9952160 - Disclosure - Revenue Sheet http://www.kbr.com/role/Revenue Revenue Notes 11 false false R12.htm 9952161 - Disclosure - Cash and Cash Equivalents Sheet http://www.kbr.com/role/CashandCashEquivalents Cash and Cash Equivalents Notes 12 false false R13.htm 9952162 - Disclosure - Unapproved Change Orders and Claims Against Clients Sheet http://www.kbr.com/role/UnapprovedChangeOrdersandClaimsAgainstClients Unapproved Change Orders and Claims Against Clients Notes 13 false false R14.htm 9952163 - Disclosure - Equity Method Investments and Variable Interest Entities Sheet http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntities Equity Method Investments and Variable Interest Entities Notes 14 false false R15.htm 9952164 - Disclosure - Retirement Benefits Sheet http://www.kbr.com/role/RetirementBenefits Retirement Benefits Notes 15 false false R16.htm 9952165 - Disclosure - Debt and Other Credit Facilities Sheet http://www.kbr.com/role/DebtandOtherCreditFacilities Debt and Other Credit Facilities Notes 16 false false R17.htm 9952166 - Disclosure - Income Taxes Sheet http://www.kbr.com/role/IncomeTaxes Income Taxes Notes 17 false false R18.htm 9952167 - Disclosure - Commitments and Contingencies Sheet http://www.kbr.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 18 false false R19.htm 9952168 - Disclosure - U.S. Government Matters Sheet http://www.kbr.com/role/USGovernmentMatters U.S. Government Matters Notes 19 false false R20.htm 9952169 - Disclosure - Accumulated Other Comprehensive Loss Sheet http://www.kbr.com/role/AccumulatedOtherComprehensiveLoss Accumulated Other Comprehensive Loss Notes 20 false false R21.htm 9952170 - Disclosure - Share Repurchases Sheet http://www.kbr.com/role/ShareRepurchases Share Repurchases Notes 21 false false R22.htm 9952171 - Disclosure - Income (loss) per Share Sheet http://www.kbr.com/role/IncomelossperShare Income (loss) per Share Notes 22 false false R23.htm 9952172 - Disclosure - Fair Value of Financial Instruments and Risk Management Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagement Fair Value of Financial Instruments and Risk Management Notes 23 false false R24.htm 9952173 - Disclosure - Recent Accounting Pronouncements Sheet http://www.kbr.com/role/RecentAccountingPronouncements Recent Accounting Pronouncements Notes 24 false false R25.htm 9952174 - Disclosure - Acquisitions Sheet http://www.kbr.com/role/Acquisitions Acquisitions Notes 25 false false R26.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 26 false false R27.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 27 false false R28.htm 9954471 - Disclosure - Basis of Presentation (Policies) Sheet http://www.kbr.com/role/BasisofPresentationPolicies Basis of Presentation (Policies) Policies http://www.kbr.com/role/RecentAccountingPronouncements 28 false false R29.htm 9954472 - Disclosure - Business Segment Information (Tables) Sheet http://www.kbr.com/role/BusinessSegmentInformationTables Business Segment Information (Tables) Tables http://www.kbr.com/role/BusinessSegmentInformation 29 false false R30.htm 9954473 - Disclosure - Revenue (Tables) Sheet http://www.kbr.com/role/RevenueTables Revenue (Tables) Tables http://www.kbr.com/role/Revenue 30 false false R31.htm 9954474 - Disclosure - Cash and Cash Equivalents (Tables) Sheet http://www.kbr.com/role/CashandCashEquivalentsTables Cash and Cash Equivalents (Tables) Tables http://www.kbr.com/role/CashandCashEquivalents 31 false false R32.htm 9954475 - Disclosure - Unapproved Change Orders and Claims Against Clients (Tables) Sheet http://www.kbr.com/role/UnapprovedChangeOrdersandClaimsAgainstClientsTables Unapproved Change Orders and Claims Against Clients (Tables) Tables http://www.kbr.com/role/UnapprovedChangeOrdersandClaimsAgainstClients 32 false false R33.htm 9954476 - Disclosure - Equity Method Investments and Variable Interest Entities (Tables) Sheet http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesTables Equity Method Investments and Variable Interest Entities (Tables) Tables http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntities 33 false false R34.htm 9954477 - Disclosure - Retirement Benefits (Tables) Sheet http://www.kbr.com/role/RetirementBenefitsTables Retirement Benefits (Tables) Tables http://www.kbr.com/role/RetirementBenefits 34 false false R35.htm 9954478 - Disclosure - Debt and Other Credit Facilities (Tables) Sheet http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables Debt and Other Credit Facilities (Tables) Tables http://www.kbr.com/role/DebtandOtherCreditFacilities 35 false false R36.htm 9954479 - Disclosure - Accumulated Other Comprehensive Loss (Tables) Sheet http://www.kbr.com/role/AccumulatedOtherComprehensiveLossTables Accumulated Other Comprehensive Loss (Tables) Tables http://www.kbr.com/role/AccumulatedOtherComprehensiveLoss 36 false false R37.htm 9954480 - Disclosure - Share Repurchases (Tables) Sheet http://www.kbr.com/role/ShareRepurchasesTables Share Repurchases (Tables) Tables http://www.kbr.com/role/ShareRepurchases 37 false false R38.htm 9954481 - Disclosure - Income (loss) per Share (Tables) Sheet http://www.kbr.com/role/IncomelossperShareTables Income (loss) per Share (Tables) Tables http://www.kbr.com/role/IncomeTaxes 38 false false R39.htm 9954482 - Disclosure - Fair Value of Financial Instruments and Risk Management (Tables) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables Fair Value of Financial Instruments and Risk Management (Tables) Tables http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagement 39 false false R40.htm 9954483 - Disclosure - Acquisitions (Tables) Sheet http://www.kbr.com/role/AcquisitionsTables Acquisitions (Tables) Tables http://www.kbr.com/role/Acquisitions 40 false false R41.htm 9954484 - Disclosure - Business Segment Information (Narrative) (Details) Sheet http://www.kbr.com/role/BusinessSegmentInformationNarrativeDetails Business Segment Information (Narrative) (Details) Details http://www.kbr.com/role/BusinessSegmentInformationTables 41 false false R42.htm 9954485 - Disclosure - Business Segment Information (Schedule of Operations by Reportable Segment) (Details) Sheet http://www.kbr.com/role/BusinessSegmentInformationScheduleofOperationsbyReportableSegmentDetails Business Segment Information (Schedule of Operations by Reportable Segment) (Details) Details http://www.kbr.com/role/BusinessSegmentInformationTables 42 false false R43.htm 9954486 - Disclosure - Revenue (Revenue by Geographic Destination) (Details) Sheet http://www.kbr.com/role/RevenueRevenuebyGeographicDestinationDetails Revenue (Revenue by Geographic Destination) (Details) Details http://www.kbr.com/role/RevenueTables 43 false false R44.htm 9954487 - Disclosure - Revenue (Revenue by Contract Type) (Details) Sheet http://www.kbr.com/role/RevenueRevenuebyContractTypeDetails Revenue (Revenue by Contract Type) (Details) Details http://www.kbr.com/role/RevenueTables 44 false false R45.htm 9954488 - Disclosure - Revenue (Performance Obligation) (Details) Sheet http://www.kbr.com/role/RevenuePerformanceObligationDetails Revenue (Performance Obligation) (Details) Details http://www.kbr.com/role/RevenueTables 45 false false R46.htm 9954489 - Disclosure - Revenue (Narrative) (Details) Sheet http://www.kbr.com/role/RevenueNarrativeDetails Revenue (Narrative) (Details) Details http://www.kbr.com/role/RevenueTables 46 false false R47.htm 9954490 - Disclosure - Revenue (Accounts Receivable) (Details) Sheet http://www.kbr.com/role/RevenueAccountsReceivableDetails Revenue (Accounts Receivable) (Details) Details http://www.kbr.com/role/RevenueTables 47 false false R48.htm 9954491 - Disclosure - Cash and Cash Equivalents (Details) Sheet http://www.kbr.com/role/CashandCashEquivalentsDetails Cash and Cash Equivalents (Details) Details http://www.kbr.com/role/CashandCashEquivalentsTables 48 false false R49.htm 9954492 - Disclosure - Unapproved Change Orders and Claims Against Clients (Schedule of Unapproved Change Orders and Claims) (Details) Sheet http://www.kbr.com/role/UnapprovedChangeOrdersandClaimsAgainstClientsScheduleofUnapprovedChangeOrdersandClaimsDetails Unapproved Change Orders and Claims Against Clients (Schedule of Unapproved Change Orders and Claims) (Details) Details http://www.kbr.com/role/UnapprovedChangeOrdersandClaimsAgainstClientsTables 49 false false R50.htm 9954493 - Disclosure - Equity Method Investments and Variable Interest Entities (Schedule of Equity in Earnings of Unconsolidated Affiliates) (Details) Sheet http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesScheduleofEquityinEarningsofUnconsolidatedAffiliatesDetails Equity Method Investments and Variable Interest Entities (Schedule of Equity in Earnings of Unconsolidated Affiliates) (Details) Details http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesTables 50 false false R51.htm 9954494 - Disclosure - Equity Method Investments and Variable Interest Entities (Narrative) (Details) Sheet http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesNarrativeDetails Equity Method Investments and Variable Interest Entities (Narrative) (Details) Details http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesTables 51 false false R52.htm 9954495 - Disclosure - Equity Method Investments and Variable Interest Entities (Related Party Disclosures) (Details) Sheet http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesRelatedPartyDisclosuresDetails Equity Method Investments and Variable Interest Entities (Related Party Disclosures) (Details) Details http://www.kbr.com/role/EquityMethodInvestmentsandVariableInterestEntitiesTables 52 false false R53.htm 9954496 - Disclosure - Retirement Benefits (Narrative) (Details) Sheet http://www.kbr.com/role/RetirementBenefitsNarrativeDetails Retirement Benefits (Narrative) (Details) Details http://www.kbr.com/role/RetirementBenefitsTables 53 false false R54.htm 9954497 - Disclosure - Retirement Benefits (Schedule of Net Periodic Pension Benefit) (Details) Sheet http://www.kbr.com/role/RetirementBenefitsScheduleofNetPeriodicPensionBenefitDetails Retirement Benefits (Schedule of Net Periodic Pension Benefit) (Details) Details http://www.kbr.com/role/RetirementBenefitsTables 54 false false R55.htm 9954498 - Disclosure - Debt and Other Credit Facilities (Outstanding Debt Balances) (Details) Sheet http://www.kbr.com/role/DebtandOtherCreditFacilitiesOutstandingDebtBalancesDetails Debt and Other Credit Facilities (Outstanding Debt Balances) (Details) Details http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables 55 false false R56.htm 9954499 - Disclosure - Debt and Other Credit Facilities (Senior Credit Facility) (Details) Sheet http://www.kbr.com/role/DebtandOtherCreditFacilitiesSeniorCreditFacilityDetails Debt and Other Credit Facilities (Senior Credit Facility) (Details) Details http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables 56 false false R57.htm 9954500 - Disclosure - Debt and Other Credit Facilities (Schedule of Commitment Fees) (Details) Sheet http://www.kbr.com/role/DebtandOtherCreditFacilitiesScheduleofCommitmentFeesDetails Debt and Other Credit Facilities (Schedule of Commitment Fees) (Details) Details http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables 57 false false R58.htm 9954501 - Disclosure - Debt and Other Credit Facilities (Senior Notes) (Details) Notes http://www.kbr.com/role/DebtandOtherCreditFacilitiesSeniorNotesDetails Debt and Other Credit Facilities (Senior Notes) (Details) Details http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables 58 false false R59.htm 9954502 - Disclosure - Debt and Other Credit Facilities (Letters of Credit, Surety Bonds and Guarantees) (Details) Sheet http://www.kbr.com/role/DebtandOtherCreditFacilitiesLettersofCreditSuretyBondsandGuaranteesDetails Debt and Other Credit Facilities (Letters of Credit, Surety Bonds and Guarantees) (Details) Details http://www.kbr.com/role/DebtandOtherCreditFacilitiesTables 59 false false R60.htm 9954503 - Disclosure - Income Taxes (Details) Sheet http://www.kbr.com/role/IncomeTaxesDetails Income Taxes (Details) Details http://www.kbr.com/role/IncomeTaxes 60 false false R61.htm 9954504 - Disclosure - U.S. Government Matters (Details) Sheet http://www.kbr.com/role/USGovernmentMattersDetails U.S. Government Matters (Details) Details http://www.kbr.com/role/USGovernmentMatters 61 false false R62.htm 9954505 - Disclosure - Accumulated Other Comprehensive Loss (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) Sheet http://www.kbr.com/role/AccumulatedOtherComprehensiveLossScheduleofAccumulatedOtherComprehensiveIncomeLossDetails Accumulated Other Comprehensive Loss (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) Details http://www.kbr.com/role/AccumulatedOtherComprehensiveLossTables 62 false false R63.htm 9954506 - Disclosure - Accumulated Other Comprehensive Loss (Reclassification out of AOCI) (Details) Sheet http://www.kbr.com/role/AccumulatedOtherComprehensiveLossReclassificationoutofAOCIDetails Accumulated Other Comprehensive Loss (Reclassification out of AOCI) (Details) Details http://www.kbr.com/role/AccumulatedOtherComprehensiveLossTables 63 false false R64.htm 9954507 - Disclosure - Share Repurchases (Narrative) (Details) Sheet http://www.kbr.com/role/ShareRepurchasesNarrativeDetails Share Repurchases (Narrative) (Details) Details http://www.kbr.com/role/ShareRepurchasesTables 64 false false R65.htm 9954508 - Disclosure - Share Repurchases - (Share Repurchases Activity Under These Programs) (Details) Sheet http://www.kbr.com/role/ShareRepurchasesShareRepurchasesActivityUnderTheseProgramsDetails Share Repurchases - (Share Repurchases Activity Under These Programs) (Details) Details http://www.kbr.com/role/ShareRepurchasesTables 65 false false R66.htm 9954509 - Disclosure - Income (loss) per Share (Schedule Of Basic And Diluted Weighted Average Common Shares Outstanding) (Details) Sheet http://www.kbr.com/role/IncomelossperShareScheduleOfBasicAndDilutedWeightedAverageCommonSharesOutstandingDetails Income (loss) per Share (Schedule Of Basic And Diluted Weighted Average Common Shares Outstanding) (Details) Details http://www.kbr.com/role/IncomelossperShareTables 66 false false R67.htm 9954510 - Disclosure - Income (loss) per Share (Narrative) (Details) Sheet http://www.kbr.com/role/IncomelossperShareNarrativeDetails Income (loss) per Share (Narrative) (Details) Details http://www.kbr.com/role/IncomelossperShareTables 67 false false R68.htm 9954511 - Disclosure - Fair Value of Financial Instruments and Risk Management (Carrying Value and Fair Value) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementCarryingValueandFairValueDetails Fair Value of Financial Instruments and Risk Management (Carrying Value and Fair Value) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 68 false false R69.htm 9954512 - Disclosure - Fair Value of Financial Instruments and Risk Management (Carrying Value and Fair Value) (Narrative) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementCarryingValueandFairValueNarrativeDetails Fair Value of Financial Instruments and Risk Management (Carrying Value and Fair Value) (Narrative) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 69 false false R70.htm 9954513 - Disclosure - Fair Value of Financial Instruments and Risk Management (Foreign Currency Risk) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementForeignCurrencyRiskDetails Fair Value of Financial Instruments and Risk Management (Foreign Currency Risk) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 70 false false R71.htm 9954514 - Disclosure - Fair Value of Financial Instruments and Risk Management (Schedule of Changes in Fair Value of Balance Sheet Hedges) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementScheduleofChangesinFairValueofBalanceSheetHedgesDetails Fair Value of Financial Instruments and Risk Management (Schedule of Changes in Fair Value of Balance Sheet Hedges) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 71 false false R72.htm 9954515 - Disclosure - Fair Value of Financial Instruments and Risk Management (Interest Rate Risk) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementInterestRateRiskDetails Fair Value of Financial Instruments and Risk Management (Interest Rate Risk) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 72 false false R73.htm 9954516 - Disclosure - Fair Value of Financial Instruments and Risk Management (Interest Rate Risk) (Narrative) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementInterestRateRiskNarrativeDetails Fair Value of Financial Instruments and Risk Management (Interest Rate Risk) (Narrative) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 73 false false R74.htm 9954517 - Disclosure - Fair Value of Financial Instruments and Risk Management (Sale of Receivables) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementSaleofReceivablesDetails Fair Value of Financial Instruments and Risk Management (Sale of Receivables) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 74 false false R75.htm 9954518 - Disclosure - Fair Value of Financial Instruments and Risk Management (Sale of Receivables - Third-party Financial Institutions) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementSaleofReceivablesThirdpartyFinancialInstitutionsDetails Fair Value of Financial Instruments and Risk Management (Sale of Receivables - Third-party Financial Institutions) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 75 false false R76.htm 9954519 - Disclosure - Fair Value of Financial Instruments and Risk Management (Other Investments) (Details) Sheet http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementOtherInvestmentsDetails Fair Value of Financial Instruments and Risk Management (Other Investments) (Details) Details http://www.kbr.com/role/FairValueofFinancialInstrumentsandRiskManagementTables 76 false false R77.htm 9954520 - Disclosure - Acquisitions (Narrative) (Details) Sheet http://www.kbr.com/role/AcquisitionsNarrativeDetails Acquisitions (Narrative) (Details) Details http://www.kbr.com/role/AcquisitionsTables 77 false false R78.htm 9954521 - Disclosure - Acquisitions (Fair Value Of The Assets Acquired And Liabilities) (Details) Sheet http://www.kbr.com/role/AcquisitionsFairValueOfTheAssetsAcquiredAndLiabilitiesDetails Acquisitions (Fair Value Of The Assets Acquired And Liabilities) (Details) Details http://www.kbr.com/role/AcquisitionsTables 78 false false R79.htm 9954522 - Disclosure - Acquisitions (Fair Value Of Intangible Assets) (Details) Sheet http://www.kbr.com/role/AcquisitionsFairValueOfIntangibleAssetsDetails Acquisitions (Fair Value Of Intangible Assets) (Details) Details http://www.kbr.com/role/AcquisitionsTables 79 false false R80.htm 9954523 - Disclosure - Acquisitions (Pro Forma Information) (Details) Sheet http://www.kbr.com/role/AcquisitionsProFormaInformationDetails Acquisitions (Pro Forma Information) (Details) Details http://www.kbr.com/role/AcquisitionsTables 80 false false All Reports Book All Reports kbr-20240927.htm kbr-20240927.xsd kbr-20240927_cal.xml kbr-20240927_def.xml kbr-20240927_lab.xml kbr-20240927_pre.xml kbr-20240927_g1.jpg 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