3.22.2.2 html 213 261 1 false 57 0 false 8 false false R1.htm 0001001 - Document - Cover Sheet http://www.leonardodrs.com/role/Cover Cover Cover 1 false false R2.htm 1001002 - Statement - Consolidated Statements of Earnings (Unaudited) Sheet http://www.leonardodrs.com/role/ConsolidatedStatementsofEarningsUnaudited Consolidated Statements of Earnings (Unaudited) Statements 2 false false R3.htm 1002003 - Statement - Consolidated Statements of Comprehensive Income (Unaudited) Sheet http://www.leonardodrs.com/role/ConsolidatedStatementsofComprehensiveIncomeUnaudited Consolidated Statements of Comprehensive Income (Unaudited) Statements 3 false false R4.htm 1003004 - Statement - Consolidated Balance Sheets Sheet http://www.leonardodrs.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 4 false false R5.htm 1004005 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.leonardodrs.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 5 false false R6.htm 1005006 - Statement - Consolidated Statements of Cash Flows (Unaudited) Sheet http://www.leonardodrs.com/role/ConsolidatedStatementsofCashFlowsUnaudited Consolidated Statements of Cash Flows (Unaudited) Statements 6 false false R7.htm 1006007 - Statement - Consolidated Statements of Shareholder's Equity (Unaudited) Sheet http://www.leonardodrs.com/role/ConsolidatedStatementsofShareholdersEquityUnaudited Consolidated Statements of Shareholder's Equity (Unaudited) Statements 7 false false R8.htm 2101101 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 8 false false R9.htm 2110102 - Disclosure - Revenue from Contracts with Customers Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomers Revenue from Contracts with Customers Notes 9 false false R10.htm 2118103 - Disclosure - Accounts Receivable Sheet http://www.leonardodrs.com/role/AccountsReceivable Accounts Receivable Notes 10 false false R11.htm 2122104 - Disclosure - Inventories Sheet http://www.leonardodrs.com/role/Inventories Inventories Notes 11 false false R12.htm 2125105 - Disclosure - Property, Plant and Equipment Sheet http://www.leonardodrs.com/role/PropertyPlantandEquipment Property, Plant and Equipment Notes 12 false false R13.htm 2129106 - Disclosure - Other Liabilities Sheet http://www.leonardodrs.com/role/OtherLiabilities Other Liabilities Notes 13 false false R14.htm 2132107 - Disclosure - Goodwill Sheet http://www.leonardodrs.com/role/Goodwill Goodwill Notes 14 false false R15.htm 2135108 - Disclosure - Intangible Assets Sheet http://www.leonardodrs.com/role/IntangibleAssets Intangible Assets Notes 15 false false R16.htm 2139109 - Disclosure - Income Taxes Sheet http://www.leonardodrs.com/role/IncomeTaxes Income Taxes Notes 16 false false R17.htm 2143110 - Disclosure - Debt Sheet http://www.leonardodrs.com/role/Debt Debt Notes 17 false false R18.htm 2147111 - Disclosure - Pension and Other Postretirement Benefits Sheet http://www.leonardodrs.com/role/PensionandOtherPostretirementBenefits Pension and Other Postretirement Benefits Notes 18 false false R19.htm 2150112 - Disclosure - Share-based compensation plans Sheet http://www.leonardodrs.com/role/Sharebasedcompensationplans Share-based compensation plans Notes 19 false false R20.htm 2151113 - Disclosure - Commitment and Contingencies Sheet http://www.leonardodrs.com/role/CommitmentandContingencies Commitment and Contingencies Notes 20 false false R21.htm 2154114 - Disclosure - Related Party Transactions Sheet http://www.leonardodrs.com/role/RelatedPartyTransactions Related Party Transactions Notes 21 false false R22.htm 2156115 - Disclosure - Segment Information Sheet http://www.leonardodrs.com/role/SegmentInformation Segment Information Notes 22 false false R23.htm 2161116 - Disclosure - Subsequent Events Sheet http://www.leonardodrs.com/role/SubsequentEvents Subsequent Events Notes 23 false false R24.htm 2202201 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.leonardodrs.com/role/SummaryofSignificantAccountingPolicies 24 false false R25.htm 2311301 - Disclosure - Revenue from Contracts with Customers (Tables) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersTables Revenue from Contracts with Customers (Tables) Tables http://www.leonardodrs.com/role/RevenuefromContractswithCustomers 25 false false R26.htm 2319302 - Disclosure - Accounts Receivable (Tables) Sheet http://www.leonardodrs.com/role/AccountsReceivableTables Accounts Receivable (Tables) Tables http://www.leonardodrs.com/role/AccountsReceivable 26 false false R27.htm 2323303 - Disclosure - Inventories (Tables) Sheet http://www.leonardodrs.com/role/InventoriesTables Inventories (Tables) Tables http://www.leonardodrs.com/role/Inventories 27 false false R28.htm 2326304 - Disclosure - Property, Plant and Equipment (Tables) Sheet http://www.leonardodrs.com/role/PropertyPlantandEquipmentTables Property, Plant and Equipment (Tables) Tables http://www.leonardodrs.com/role/PropertyPlantandEquipment 28 false false R29.htm 2330305 - Disclosure - Other Liabilities (Tables) Sheet http://www.leonardodrs.com/role/OtherLiabilitiesTables Other Liabilities (Tables) Tables http://www.leonardodrs.com/role/OtherLiabilities 29 false false R30.htm 2333306 - Disclosure - Goodwill (Tables) Sheet http://www.leonardodrs.com/role/GoodwillTables Goodwill (Tables) Tables http://www.leonardodrs.com/role/Goodwill 30 false false R31.htm 2336307 - Disclosure - Intangible Assets (Tables) Sheet http://www.leonardodrs.com/role/IntangibleAssetsTables Intangible Assets (Tables) Tables http://www.leonardodrs.com/role/IntangibleAssets 31 false false R32.htm 2340308 - Disclosure - Income Taxes (Tables) Sheet http://www.leonardodrs.com/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.leonardodrs.com/role/IncomeTaxes 32 false false R33.htm 2344309 - Disclosure - Debt (Tables) Sheet http://www.leonardodrs.com/role/DebtTables Debt (Tables) Tables http://www.leonardodrs.com/role/Debt 33 false false R34.htm 2348310 - Disclosure - Pension and Other Postretirement Benefits (Tables) Sheet http://www.leonardodrs.com/role/PensionandOtherPostretirementBenefitsTables Pension and Other Postretirement Benefits (Tables) Tables http://www.leonardodrs.com/role/PensionandOtherPostretirementBenefits 34 false false R35.htm 2352311 - Disclosure - Commitment and Contingencies (Tables) Sheet http://www.leonardodrs.com/role/CommitmentandContingenciesTables Commitment and Contingencies (Tables) Tables http://www.leonardodrs.com/role/CommitmentandContingencies 35 false false R36.htm 2357312 - Disclosure - Segment Information (Tables) Sheet http://www.leonardodrs.com/role/SegmentInformationTables Segment Information (Tables) Tables http://www.leonardodrs.com/role/SegmentInformation 36 false false R37.htm 2403401 - Disclosure - Summary of Significant Accounting Policies - Concentration Risk (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesConcentrationRiskDetails Summary of Significant Accounting Policies - Concentration Risk (Details) Details 37 false false R38.htm 2404402 - Disclosure - Summary of Significant Accounting Policies - Property, Plant and Equipment (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesPropertyPlantandEquipmentDetails Summary of Significant Accounting Policies - Property, Plant and Equipment (Details) Details 38 false false R39.htm 2405403 - Disclosure - Summary of Significant Accounting Policies - Goodwill (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesGoodwillDetails Summary of Significant Accounting Policies - Goodwill (Details) Details 39 false false R40.htm 2406404 - Disclosure - Summary of Significant Accounting Policies - Earnings Per Share (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesEarningsPerShareDetails Summary of Significant Accounting Policies - Earnings Per Share (Details) Details 40 false false R41.htm 2407405 - Disclosure - Summary of Significant Accounting Policies - Financial Instruments (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesFinancialInstrumentsDetails Summary of Significant Accounting Policies - Financial Instruments (Details) Details 41 false false R42.htm 2408406 - Disclosure - Summary of Significant Accounting Policies - Acquisitions (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesAcquisitionsDetails Summary of Significant Accounting Policies - Acquisitions (Details) Details 42 false false R43.htm 2409407 - Disclosure - Summary of Significant Accounting Policies - Divestitures/Held for Sale (Details) Sheet http://www.leonardodrs.com/role/SummaryofSignificantAccountingPoliciesDivestituresHeldforSaleDetails Summary of Significant Accounting Policies - Divestitures/Held for Sale (Details) Details 43 false false R44.htm 2412408 - Disclosure - Revenue from Contracts with Customers - Estimate at Completion Adjustments (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersEstimateatCompletionAdjustmentsDetails Revenue from Contracts with Customers - Estimate at Completion Adjustments (Details) Details 44 false false R45.htm 2413409 - Disclosure - Revenue from Contracts with Customers - Contract Assets and Liabilities (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersContractAssetsandLiabilitiesDetails Revenue from Contracts with Customers - Contract Assets and Liabilities (Details) Details 45 false false R46.htm 2414410 - Disclosure - Revenue from Contracts with Customers - Narrative (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersNarrativeDetails Revenue from Contracts with Customers - Narrative (Details) Details 46 false false R47.htm 2415411 - Disclosure - Revenue from Contracts with Customers - Remaining Performance Obligations, Backlog Schedule (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersRemainingPerformanceObligationsBacklogScheduleDetails Revenue from Contracts with Customers - Remaining Performance Obligations, Backlog Schedule (Details) Details 47 false false R48.htm 2416412 - Disclosure - Revenue from Contracts with Customers - Remaining Performance Obligations, Narrative (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersRemainingPerformanceObligationsNarrativeDetails Revenue from Contracts with Customers - Remaining Performance Obligations, Narrative (Details) Details 48 false false R49.htm 2417413 - Disclosure - Revenue from Contracts with Customers - Disaggregation of Revenue (Details) Sheet http://www.leonardodrs.com/role/RevenuefromContractswithCustomersDisaggregationofRevenueDetails Revenue from Contracts with Customers - Disaggregation of Revenue (Details) Details 49 false false R50.htm 2420414 - Disclosure - Accounts Receivable (Details) Sheet http://www.leonardodrs.com/role/AccountsReceivableDetails Accounts Receivable (Details) Details http://www.leonardodrs.com/role/AccountsReceivableTables 50 false false R51.htm 2421415 - Disclosure - Accounts Receivable - Narrative (Details) Sheet http://www.leonardodrs.com/role/AccountsReceivableNarrativeDetails Accounts Receivable - Narrative (Details) Details 51 false false R52.htm 2424416 - Disclosure - Inventories (Details) Sheet http://www.leonardodrs.com/role/InventoriesDetails Inventories (Details) Details http://www.leonardodrs.com/role/InventoriesTables 52 false false R53.htm 2427417 - Disclosure - Property, Plant and Equipment - Components of Property, Plant and Equipment (Details) Sheet http://www.leonardodrs.com/role/PropertyPlantandEquipmentComponentsofPropertyPlantandEquipmentDetails Property, Plant and Equipment - Components of Property, Plant and Equipment (Details) Details 53 false false R54.htm 2428418 - Disclosure - Property, Plant and Equipment - Narrative (Details) Sheet http://www.leonardodrs.com/role/PropertyPlantandEquipmentNarrativeDetails Property, Plant and Equipment - Narrative (Details) Details 54 false false R55.htm 2431419 - Disclosure - Other Liabilities (Details) Sheet http://www.leonardodrs.com/role/OtherLiabilitiesDetails Other Liabilities (Details) Details http://www.leonardodrs.com/role/OtherLiabilitiesTables 55 false false R56.htm 2434420 - Disclosure - Goodwill (Details) Sheet http://www.leonardodrs.com/role/GoodwillDetails Goodwill (Details) Details http://www.leonardodrs.com/role/GoodwillTables 56 false false R57.htm 2437421 - Disclosure - Intangible Assets (Details) Sheet http://www.leonardodrs.com/role/IntangibleAssetsDetails Intangible Assets (Details) Details http://www.leonardodrs.com/role/IntangibleAssetsTables 57 false false R58.htm 2438422 - Disclosure - Intangible Assets - Additional Information (Details) Sheet http://www.leonardodrs.com/role/IntangibleAssetsAdditionalInformationDetails Intangible Assets - Additional Information (Details) Details 58 false false R59.htm 2441423 - Disclosure - Income Taxes (Details) Sheet http://www.leonardodrs.com/role/IncomeTaxesDetails Income Taxes (Details) Details http://www.leonardodrs.com/role/IncomeTaxesTables 59 false false R60.htm 2442424 - Disclosure - Income Taxes - Narrative (Details) Sheet http://www.leonardodrs.com/role/IncomeTaxesNarrativeDetails Income Taxes - Narrative (Details) Details 60 false false R61.htm 2445425 - Disclosure - Debt - Schedule of Long-Term Debt (Details) Sheet http://www.leonardodrs.com/role/DebtScheduleofLongTermDebtDetails Debt - Schedule of Long-Term Debt (Details) Details 61 false false R62.htm 2446426 - Disclosure - Debt - Narrative (Details) Sheet http://www.leonardodrs.com/role/DebtNarrativeDetails Debt - Narrative (Details) Details 62 false false R63.htm 2449427 - Disclosure - Pension and Other Postretirement Benefits (Details) Sheet http://www.leonardodrs.com/role/PensionandOtherPostretirementBenefitsDetails Pension and Other Postretirement Benefits (Details) Details http://www.leonardodrs.com/role/PensionandOtherPostretirementBenefitsTables 63 false false R64.htm 2453428 - Disclosure - Commitment and Contingencies (Details) Sheet http://www.leonardodrs.com/role/CommitmentandContingenciesDetails Commitment and Contingencies (Details) Details http://www.leonardodrs.com/role/CommitmentandContingenciesTables 64 false false R65.htm 2455429 - Disclosure - Related Party Transactions (Details) Sheet http://www.leonardodrs.com/role/RelatedPartyTransactionsDetails Related Party Transactions (Details) Details http://www.leonardodrs.com/role/RelatedPartyTransactions 65 false false R66.htm 2458430 - Disclosure - Segment Information - Revenues and Intersegment Revenues (Details) Sheet http://www.leonardodrs.com/role/SegmentInformationRevenuesandIntersegmentRevenuesDetails Segment Information - Revenues and Intersegment Revenues (Details) Details 66 false false R67.htm 2459431 - Disclosure - Segment Information - Depreciation and Assets (Details) Sheet http://www.leonardodrs.com/role/SegmentInformationDepreciationandAssetsDetails Segment Information - Depreciation and Assets (Details) Details 67 false false R68.htm 2460432 - Disclosure - Segment Information - EBITDA Reconciliation to Net Earnings (Details) Sheet http://www.leonardodrs.com/role/SegmentInformationEBITDAReconciliationtoNetEarningsDetails Segment Information - EBITDA Reconciliation to Net Earnings (Details) Details 68 false false R69.htm 2462433 - Disclosure - Subsequent Events (Details) Sheet http://www.leonardodrs.com/role/SubsequentEventsDetails Subsequent Events (Details) Details http://www.leonardodrs.com/role/SubsequentEvents 69 false false All Reports Book All Reports drs-20220630.htm drs-20220630.xsd drs-20220630_cal.xml drs-20220630_def.xml drs-20220630_lab.xml drs-20220630_pre.xml exhibit311_2022q2xceocerti.htm exhibit312_2022q2xcfocerti.htm exhibit321_2022q2xceocerti.htm exhibit322_2022q2xcfocerti.htm http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022 true true