3.8.0.1 html 277 362 1 true 105 0 false 8 false false R1.htm 0001000 - Document - Document and Entity Information Sheet http://www.rockwellcollins.com/role/DocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 1001000 - Statement - Condensed Consolidated Statement of Financial Position Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfFinancialPosition Condensed Consolidated Statement of Financial Position Statements 2 false false R3.htm 1001501 - Statement - Condensed Consolidated Statement of Financial Position (Parenthetical) Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfFinancialPositionParenthetical Condensed Consolidated Statement of Financial Position (Parenthetical) Statements 3 false false R4.htm 1003000 - Statement - Condensed Consolidated Statement of Operations Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfOperations Condensed Consolidated Statement of Operations Statements 4 false false R5.htm 1004000 - Statement - Condensed Consolidated Statement of Comprehensive Income Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfComprehensiveIncome Condensed Consolidated Statement of Comprehensive Income Statements 5 false false R6.htm 1004501 - Statement - Condensed Consolidated Statement of Comprehensive Income (Parenthetical) Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfComprehensiveIncomeParenthetical Condensed Consolidated Statement of Comprehensive Income (Parenthetical) Statements 6 false false R7.htm 1007000 - Statement - Condensed Consolidated Statement of Cash Flows Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfCashFlows Condensed Consolidated Statement of Cash Flows Statements 7 false false R8.htm 1008000 - Statement - Condensed Consolidated Statement of Equity Sheet http://www.rockwellcollins.com/role/CondensedConsolidatedStatementOfEquity Condensed Consolidated Statement of Equity Statements 8 false false R9.htm 2101100 - Disclosure - Business Description and Basis of Presentation Sheet http://www.rockwellcollins.com/role/BusinessDescriptionAndBasisOfPresentation Business Description and Basis of Presentation Notes 9 false false R10.htm 2103100 - Disclosure - Recently Issued Accounting Standards Sheet http://www.rockwellcollins.com/role/RecentlyIssuedAccountingStandards Recently Issued Accounting Standards Notes 10 false false R11.htm 2105100 - Disclosure - Acquisitions, Goodwill and Intangible Assets Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssets Acquisitions, Goodwill and Intangible Assets Notes 11 false false R12.htm 2107100 - Disclosure - Receivables, Net Sheet http://www.rockwellcollins.com/role/ReceivablesNet Receivables, Net Notes 12 false false R13.htm 2108100 - Disclosure - Inventories, Net Sheet http://www.rockwellcollins.com/role/InventoriesNet Inventories, Net Notes 13 false false R14.htm 2112100 - Disclosure - Other Assets Sheet http://www.rockwellcollins.com/role/OtherAssets Other Assets Notes 14 false false R15.htm 2113100 - Disclosure - Debt Sheet http://www.rockwellcollins.com/role/Debt Debt Notes 15 false false R16.htm 2114100 - Disclosure - Retirement Benefits Sheet http://www.rockwellcollins.com/role/RetirementBenefits Retirement Benefits Notes 16 false false R17.htm 2115100 - Disclosure - Stock-Based Compensation and Earnings Per Share Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShare Stock-Based Compensation and Earnings Per Share Notes 17 false false R18.htm 2119100 - Disclosure - Accumulated Other Comprehensive Loss Sheet http://www.rockwellcollins.com/role/AccumulatedOtherComprehensiveLoss Accumulated Other Comprehensive Loss Notes 18 false false R19.htm 2120100 - Disclosure - Income Taxes Sheet http://www.rockwellcollins.com/role/IncomeTaxes Income Taxes Notes 19 false false R20.htm 2121100 - Disclosure - Fair Value Measurements Sheet http://www.rockwellcollins.com/role/FairValueMeasurements Fair Value Measurements Notes 20 false false R21.htm 2122100 - Disclosure - Derivative Financial Instruments Sheet http://www.rockwellcollins.com/role/DerivativeFinancialInstruments Derivative Financial Instruments Notes 21 false false R22.htm 2124100 - Disclosure - Guarantees and Indemnifications Sheet http://www.rockwellcollins.com/role/GuaranteesAndIndemnifications Guarantees and Indemnifications Notes 22 false false R23.htm 2126100 - Disclosure - Environmental Matters Sheet http://www.rockwellcollins.com/role/EnvironmentalMatters Environmental Matters Notes 23 false false R24.htm 2127100 - Disclosure - Legal Matters Sheet http://www.rockwellcollins.com/role/LegalMatters Legal Matters Notes 24 false false R25.htm 2129100 - Disclosure - Business Segment Information Sheet http://www.rockwellcollins.com/role/BusinessSegmentInformation Business Segment Information Notes 25 false false R26.htm 2201201 - Disclosure - Business Description and Basis of Presentation (Policies) Sheet http://www.rockwellcollins.com/role/BusinessDescriptionAndBasisOfPresentationPolicies Business Description and Basis of Presentation (Policies) Policies http://www.rockwellcollins.com/role/RecentlyIssuedAccountingStandards 26 false false R27.htm 2305301 - Disclosure - Acquisitions, Goodwill and Intangible Assets (Tables) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsTables Acquisitions, Goodwill and Intangible Assets (Tables) Tables http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssets 27 false false R28.htm 2307301 - Disclosure - Receivables, Net (Tables) Sheet http://www.rockwellcollins.com/role/ReceivablesNetTables Receivables, Net (Tables) Tables http://www.rockwellcollins.com/role/ReceivablesNet 28 false false R29.htm 2308301 - Disclosure - Inventories, Net (Tables) Sheet http://www.rockwellcollins.com/role/InventoriesNetTables Inventories, Net (Tables) Tables http://www.rockwellcollins.com/role/InventoriesNet 29 false false R30.htm 2312301 - Disclosure - Other Assets (Tables) Sheet http://www.rockwellcollins.com/role/OtherAssetsTables Other Assets (Tables) Tables http://www.rockwellcollins.com/role/OtherAssets 30 false false R31.htm 2313301 - Disclosure - Debt (Tables) Sheet http://www.rockwellcollins.com/role/DebtTables Debt (Tables) Tables http://www.rockwellcollins.com/role/Debt 31 false false R32.htm 2314301 - Disclosure - Retirement Benefits (Tables) Sheet http://www.rockwellcollins.com/role/RetirementBenefitsTables Retirement Benefits (Tables) Tables http://www.rockwellcollins.com/role/RetirementBenefits 32 false false R33.htm 2315301 - Disclosure - Stock-Based Compensation and Earnings Per Share (Tables) Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShareTables Stock-Based Compensation and Earnings Per Share (Tables) Tables http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShare 33 false false R34.htm 2319301 - Disclosure - Accumulated Other Comprehensive Loss (Tables) Sheet http://www.rockwellcollins.com/role/AccumulatedOtherComprehensiveLossTables Accumulated Other Comprehensive Loss (Tables) Tables http://www.rockwellcollins.com/role/AccumulatedOtherComprehensiveLoss 34 false false R35.htm 2321301 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.rockwellcollins.com/role/FairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://www.rockwellcollins.com/role/FairValueMeasurements 35 false false R36.htm 2322301 - Disclosure - Derivative Financial Instruments (Tables) Sheet http://www.rockwellcollins.com/role/DerivativeFinancialInstrumentsTables Derivative Financial Instruments (Tables) Tables http://www.rockwellcollins.com/role/DerivativeFinancialInstruments 36 false false R37.htm 2324301 - Disclosure - Guarantees and Indemnifications (Tables) Sheet http://www.rockwellcollins.com/role/GuaranteesAndIndemnificationsTables Guarantees and Indemnifications (Tables) Tables http://www.rockwellcollins.com/role/GuaranteesAndIndemnifications 37 false false R38.htm 2329301 - Disclosure - Business Segment Information (Tables) Sheet http://www.rockwellcollins.com/role/BusinessSegmentInformationTables Business Segment Information (Tables) Tables http://www.rockwellcollins.com/role/BusinessSegmentInformation 38 false false R39.htm 2401402 - Disclosure - Business Description and Basis of Presentation (Details) Sheet http://www.rockwellcollins.com/role/BusinessDescriptionAndBasisOfPresentationDetails Business Description and Basis of Presentation (Details) Details http://www.rockwellcollins.com/role/BusinessDescriptionAndBasisOfPresentationPolicies 39 false false R40.htm 2405402 - Disclosure - Acquisitions, Goodwill and Intangible Assets - B/E Aerospace Narrative (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsBEAerospaceNarrativeDetails Acquisitions, Goodwill and Intangible Assets - B/E Aerospace Narrative (Details) Details 40 false false R41.htm 2405403 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Gross Purchase Price for the Acquisition of B/E Aerospace (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsGrossPurchasePriceForAcquisitionOfBEAerospaceDetails Acquisitions, Goodwill and Intangible Assets - Gross Purchase Price for the Acquisition of B/E Aerospace (Details) Details 41 false false R42.htm 2405404 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Summary of the Estimated Fair Value of Assets Acquired and Liabilities Assumed (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsSummaryOfEstimatedFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails Acquisitions, Goodwill and Intangible Assets - Summary of the Estimated Fair Value of Assets Acquired and Liabilities Assumed (Details) Details 42 false false R43.htm 2405405 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Intangible Assets Acquired (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsIntangibleAssetsAcquiredDetails Acquisitions, Goodwill and Intangible Assets - Intangible Assets Acquired (Details) Details 43 false false R44.htm 2405406 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Transaction, Integration and Financing Costs (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsTransactionIntegrationAndFinancingCostsDetails Acquisitions, Goodwill and Intangible Assets - Transaction, Integration and Financing Costs (Details) Details 44 false false R45.htm 2405407 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Pro Forma Results of Operations (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsProFormaResultsOfOperationsDetails Acquisitions, Goodwill and Intangible Assets - Pro Forma Results of Operations (Details) Details 45 false false R46.htm 2405408 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Significant Adjustments for Pro Forma Results (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsSignificantAdjustmentsForProFormaResultsDetails Acquisitions, Goodwill and Intangible Assets - Significant Adjustments for Pro Forma Results (Details) Details 46 false false R47.htm 2405409 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Pulse.aero Narrative (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsPulseAeroNarrativeDetails Acquisitions, Goodwill and Intangible Assets - Pulse.aero Narrative (Details) Details 47 false false R48.htm 2405410 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Goodwill (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsGoodwillDetails Acquisitions, Goodwill and Intangible Assets - Goodwill (Details) Details http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsTables 48 false false R49.htm 2405411 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Intangible Assets (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsIntangibleAssetsDetails Acquisitions, Goodwill and Intangible Assets - Intangible Assets (Details) Details 49 false false R50.htm 2405412 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Anticipated Annual Amortization Expense for Intangible Assets (Details) Sheet http://www.rockwellcollins.com/role/AcquisitionsGoodwillAndIntangibleAssetsAnticipatedAnnualAmortizationExpenseForIntangibleAssetsDetails Acquisitions, Goodwill and Intangible Assets - Anticipated Annual Amortization Expense for Intangible Assets (Details) Details 50 false false R51.htm 2407402 - Disclosure - Receivables, Net - Summary of Receivables (Details) Sheet http://www.rockwellcollins.com/role/ReceivablesNetSummaryOfReceivablesDetails Receivables, Net - Summary of Receivables (Details) Details 51 false false R52.htm 2407403 - Disclosure - Receivables, Net - Narrative (Details) Sheet http://www.rockwellcollins.com/role/ReceivablesNetNarrativeDetails Receivables, Net - Narrative (Details) Details 52 false false R53.htm 2408402 - Disclosure - Inventories, Net - Summary of Inventories (Details) Sheet http://www.rockwellcollins.com/role/InventoriesNetSummaryOfInventoriesDetails Inventories, Net - Summary of Inventories (Details) Details 53 false false R54.htm 2408403 - Disclosure - Inventories, Net - Narrative (Details) Sheet http://www.rockwellcollins.com/role/InventoriesNetNarrativeDetails Inventories, Net - Narrative (Details) Details 54 false false R55.htm 2408404 - Disclosure - Inventories, Net - Anticipated Annual Amortization Expense for Pre-Production Engineering Costs (Details) Sheet http://www.rockwellcollins.com/role/InventoriesNetAnticipatedAnnualAmortizationExpenseForPreProductionEngineeringCostsDetails Inventories, Net - Anticipated Annual Amortization Expense for Pre-Production Engineering Costs (Details) Details 55 false false R56.htm 2412402 - Disclosure - Other Assets - Summary of Other Assets (Details) Sheet http://www.rockwellcollins.com/role/OtherAssetsSummaryOfOtherAssetsDetails Other Assets - Summary of Other Assets (Details) Details 56 false false R57.htm 2412403 - Disclosure - Other Assets - Narrative (Details) Sheet http://www.rockwellcollins.com/role/OtherAssetsNarrativeDetails Other Assets - Narrative (Details) Details 57 false false R58.htm 2413402 - Disclosure - Debt - Short-Term Debt (Details) Sheet http://www.rockwellcollins.com/role/DebtShortTermDebtDetails Debt - Short-Term Debt (Details) Details 58 false false R59.htm 2413403 - Disclosure - Debt - Commercial Paper Program (Details) Sheet http://www.rockwellcollins.com/role/DebtCommercialPaperProgramDetails Debt - Commercial Paper Program (Details) Details 59 false false R60.htm 2413404 - Disclosure - Debt - Credit Facilities (Details) Sheet http://www.rockwellcollins.com/role/DebtCreditFacilitiesDetails Debt - Credit Facilities (Details) Details 60 false false R61.htm 2413405 - Disclosure - Debt - Long-Term Debt (Details) Sheet http://www.rockwellcollins.com/role/DebtLongTermDebtDetails Debt - Long-Term Debt (Details) Details 61 false false R62.htm 2413406 - Disclosure - Debt - Principal Amount of Long-Term Debt, Net of Discount and Debt Issuance Costs (Details) Sheet http://www.rockwellcollins.com/role/DebtPrincipalAmountOfLongTermDebtNetOfDiscountAndDebtIssuanceCostsDetails Debt - Principal Amount of Long-Term Debt, Net of Discount and Debt Issuance Costs (Details) Details 62 false false R63.htm 2414402 - Disclosure - Retirement Benefits - Components of Expense (Income) for Pension Benefits and Other Retirement Benefits (Details) Sheet http://www.rockwellcollins.com/role/RetirementBenefitsComponentsOfExpenseIncomeForPensionBenefitsAndOtherRetirementBenefitsDetails Retirement Benefits - Components of Expense (Income) for Pension Benefits and Other Retirement Benefits (Details) Details 63 false false R64.htm 2414403 - Disclosure - Retirement Benefits - Narrative (Details) Sheet http://www.rockwellcollins.com/role/RetirementBenefitsNarrativeDetails Retirement Benefits - Narrative (Details) Details 64 false false R65.htm 2415402 - Disclosure - Stock-Based Compensation and Earnings Per Share - Allocation of Stock-Based Compensation Expense (Details) Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShareAllocationOfStockBasedCompensationExpenseDetails Stock-Based Compensation and Earnings Per Share - Allocation of Stock-Based Compensation Expense (Details) Details 65 false false R66.htm 2415403 - Disclosure - Stock-Based Compensation and Earnings Per Share - Awards of Equity Instruments (Details) Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShareAwardsOfEquityInstrumentsDetails Stock-Based Compensation and Earnings Per Share - Awards of Equity Instruments (Details) Details 66 false false R67.htm 2415404 - Disclosure - Stock-Based Compensation and Earnings Per Share - Assumptions Used to Value Option Grants (Details) Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShareAssumptionsUsedToValueOptionGrantsDetails Stock-Based Compensation and Earnings Per Share - Assumptions Used to Value Option Grants (Details) Details 67 false false R68.htm 2415405 - Disclosure - Stock-Based Compensation and Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) Sheet http://www.rockwellcollins.com/role/StockBasedCompensationAndEarningsPerShareComputationOfBasicAndDilutedEarningsPerShareDetails Stock-Based Compensation and Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) Details 68 false false R69.htm 2419402 - Disclosure - Accumulated Other Comprehensive Loss (Details) Sheet http://www.rockwellcollins.com/role/AccumulatedOtherComprehensiveLossDetails Accumulated Other Comprehensive Loss (Details) Details http://www.rockwellcollins.com/role/AccumulatedOtherComprehensiveLossTables 69 false false R70.htm 2420401 - Disclosure - Income Taxes (Details) Sheet http://www.rockwellcollins.com/role/IncomeTaxesDetails Income Taxes (Details) Details http://www.rockwellcollins.com/role/IncomeTaxes 70 false false R71.htm 2421402 - Disclosure - Fair Value Measurements - Fair Value of Financial Assets and Liabilities Measured on a Recurring Basis (Details) Sheet http://www.rockwellcollins.com/role/FairValueMeasurementsFairValueOfFinancialAssetsAndLiabilitiesMeasuredOnRecurringBasisDetails Fair Value Measurements - Fair Value of Financial Assets and Liabilities Measured on a Recurring Basis (Details) Details 71 false false R72.htm 2421403 - Disclosure - Fair Value Measurements - Change in Fair Value of Level 3 Contingent Consideration (Details) Sheet http://www.rockwellcollins.com/role/FairValueMeasurementsChangeInFairValueOfLevel3ContingentConsiderationDetails Fair Value Measurements - Change in Fair Value of Level 3 Contingent Consideration (Details) Details 72 false false R73.htm 2421404 - Disclosure - Fair Value Measurements - Carrying Amounts and Fair Values of Financial Instruments (Details) Sheet http://www.rockwellcollins.com/role/FairValueMeasurementsCarryingAmountsAndFairValuesOfFinancialInstrumentsDetails Fair Value Measurements - Carrying Amounts and Fair Values of Financial Instruments (Details) Details 73 false false R74.htm 2422402 - Disclosure - Derivative Financial Instruments - Narrative (Details) Sheet http://www.rockwellcollins.com/role/DerivativeFinancialInstrumentsNarrativeDetails Derivative Financial Instruments - Narrative (Details) Details 74 false false R75.htm 2422403 - Disclosure - Derivative Financial Instruments - Fair Values of Derivative Instruments (Details) Sheet http://www.rockwellcollins.com/role/DerivativeFinancialInstrumentsFairValuesOfDerivativeInstrumentsDetails Derivative Financial Instruments - Fair Values of Derivative Instruments (Details) Details 75 false false R76.htm 2422404 - Disclosure - Derivative Financial Instruments - Effect of Derivative Instruments (Details) Sheet http://www.rockwellcollins.com/role/DerivativeFinancialInstrumentsEffectOfDerivativeInstrumentsDetails Derivative Financial Instruments - Effect of Derivative Instruments (Details) Details 76 false false R77.htm 2424402 - Disclosure - Guarantees and Indemnifications (Details) Sheet http://www.rockwellcollins.com/role/GuaranteesAndIndemnificationsDetails Guarantees and Indemnifications (Details) Details http://www.rockwellcollins.com/role/GuaranteesAndIndemnificationsTables 77 false false R78.htm 2426401 - Disclosure - Environmental Matters (Details) Sheet http://www.rockwellcollins.com/role/EnvironmentalMattersDetails Environmental Matters (Details) Details http://www.rockwellcollins.com/role/EnvironmentalMatters 78 false false R79.htm 2429402 - Disclosure - Business Segment Information - Sales and Earnings of Operating Segments (Details) Sheet http://www.rockwellcollins.com/role/BusinessSegmentInformationSalesAndEarningsOfOperatingSegmentsDetails Business Segment Information - Sales and Earnings of Operating Segments (Details) Details 79 false false R80.htm 2429403 - Disclosure - Business Segment Information - Summary of Sales by Product Category (Details) Sheet http://www.rockwellcollins.com/role/BusinessSegmentInformationSummaryOfSalesByProductCategoryDetails Business Segment Information - Summary of Sales by Product Category (Details) Details 80 false false All Reports Book All Reports col-20171231.xml col-20171231.xsd col-20171231_cal.xml col-20171231_def.xml col-20171231_lab.xml col-20171231_pre.xml http://xbrl.sec.gov/dei/2014-01-31 http://xbrl.sec.gov/invest/2013-01-31 http://fasb.org/us-gaap/2017-01-31 true true