2.4.0.8 Html 124 178 1 false 42 0 false 6 false false R1.htm 0001000 - Document - Document and Entity Information Sheet http://www.kcsouthern.com/role/DocumentAndEntityInformation Document and Entity Information false false R2.htm 1001000 - Statement - Consolidated Statements of Income Sheet http://www.kcsouthern.com/role/ConsolidatedStatementsOfIncome Consolidated Statements of Income false false R3.htm 1002000 - Statement - Consolidated Statements of Comprehensive Income Sheet http://www.kcsouthern.com/role/ConsolidatedStatementsOfComprehensiveIncome Consolidated Statements of Comprehensive Income false false R4.htm 1002501 - Statement - Consolidated Statements of Comprehensive Income (Parentheticals) Sheet http://www.kcsouthern.com/role/ConsolidatedStatementsOfComprehensiveIncomeParentheticals Consolidated Statements of Comprehensive Income (Parentheticals) true false R5.htm 1003000 - Statement - Consolidated Balance Sheets Sheet http://www.kcsouthern.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets false false R6.htm 1003501 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.kcsouthern.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) false false R7.htm 1004000 - Statement - Consolidated Statements of Cash Flows Sheet http://www.kcsouthern.com/role/ConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows false false R8.htm 2101100 - Disclosure - Accounting Policies, Interim Financial Statements and Basis of Presentation Sheet http://www.kcsouthern.com/role/AccountingPoliciesInterimFinancialStatementsAndBasisOfPresentation Accounting Policies, Interim Financial Statements and Basis of Presentation false false R9.htm 2103100 - Disclosure - Earnings Per Share Data Sheet http://www.kcsouthern.com/role/EarningsPerShareData Earnings Per Share Data false false R10.htm 2107100 - Disclosure - Lease Conversion Program Sheet http://www.kcsouthern.com/role/LeaseConversionProgram Lease Conversion Program false false R11.htm 2108100 - Disclosure - Property and Equipment (including Concession Assets) Sheet http://www.kcsouthern.com/role/PropertyAndEquipmentIncludingConcessionAssets Property and Equipment (including Concession Assets) false false R12.htm 2110100 - Disclosure - Fair Value Measurements Sheet http://www.kcsouthern.com/role/FairValueMeasurements Fair Value Measurements false false R13.htm 2112100 - Disclosure - Derivative Instruments Sheet http://www.kcsouthern.com/role/DerivativeInstruments Derivative Instruments false false R14.htm 2113100 - Disclosure - Long-Term Debt Sheet http://www.kcsouthern.com/role/LongTermDebt Long-Term Debt false false R15.htm 2115100 - Disclosure - Commercial Paper Sheet http://www.kcsouthern.com/role/CommercialPaper Commercial Paper false false R16.htm 2116100 - Disclosure - Equity Sheet http://www.kcsouthern.com/role/Equity Equity false false R17.htm 2117100 - Disclosure - Commitments and Contingencies Sheet http://www.kcsouthern.com/role/CommitmentsAndContingencies Commitments and Contingencies false false R18.htm 2118100 - Disclosure - Geographic Information Sheet http://www.kcsouthern.com/role/GeographicInformation Geographic Information false false R19.htm 2119100 - Disclosure - Condensed Consolidating Financial Information Sheet http://www.kcsouthern.com/role/CondensedConsolidatingFinancialInformation Condensed Consolidating Financial Information false false R20.htm 2303301 - Disclosure - Earnings Per Share Data (Tables) Sheet http://www.kcsouthern.com/role/EarningsPerShareDataTables Earnings Per Share Data (Tables) false false R21.htm 2308301 - Disclosure - Property and Equipment (including Concession Assets) (Tables) Sheet http://www.kcsouthern.com/role/PropertyAndEquipmentIncludingConcessionAssetsTables Property and Equipment (including Concession Assets) (Tables) false false R22.htm 2312301 - Disclosure - Derivative Instruments (Tables) Sheet http://www.kcsouthern.com/role/DerivativeInstrumentsTables Derivative Instruments (Tables) false false R23.htm 2316301 - Disclosure - Equity (Tables) Sheet http://www.kcsouthern.com/role/EquityTables Equity (Tables) false false R24.htm 2317301 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.kcsouthern.com/role/CommitmentsAndContingenciesTables Commitments and Contingencies (Tables) false false R25.htm 2318301 - Disclosure - Geographic Information (Tables) Sheet http://www.kcsouthern.com/role/GeographicInformationTables Geographic Information (Tables) false false R26.htm 2319301 - Disclosure - Condensed Consolidating Financial Information (Tables) Sheet http://www.kcsouthern.com/role/CondensedConsolidatingFinancialInformationTables Condensed Consolidating Financial Information (Tables) false false R27.htm 2403402 - Disclosure - Earnings Per Share Data (Details) Sheet http://www.kcsouthern.com/role/EarningsPerShareDataDetails Earnings Per Share Data (Details) false false R28.htm 2407401 - Disclosure - Lease Conversion Program (Details) Sheet http://www.kcsouthern.com/role/LeaseConversionProgramDetails Lease Conversion Program (Details) false false R29.htm 2408402 - Disclosure - Property and Equipment (Including Concession Assets) (Details) Sheet http://www.kcsouthern.com/role/PropertyAndEquipmentIncludingConcessionAssetsDetails Property and Equipment (Including Concession Assets) (Details) false false R30.htm 2410401 - Disclosure - Fair Value Measurements (Details) Sheet http://www.kcsouthern.com/role/FairValueMeasurementsDetails Fair Value Measurements (Details) false false R31.htm 2412402 - Disclosure - Derivative Instruments (Narrative) (Details) Sheet http://www.kcsouthern.com/role/DerivativeInstrumentsNarrativeDetails Derivative Instruments (Narrative) (Details) false false R32.htm 2412403 - Disclosure - Derivative Instruments Fair Value of Derivative Instruments (Details) Sheet http://www.kcsouthern.com/role/DerivativeInstrumentsFairValueOfDerivativeInstrumentsDetails Derivative Instruments Fair Value of Derivative Instruments (Details) false false R33.htm 2412404 - Disclosure - Derivative Instruments Derivative Instruments Affecting the Consolidated Statements of Income (Details) Sheet http://www.kcsouthern.com/role/DerivativeInstrumentsDerivativeInstrumentsAffectingConsolidatedStatementsOfIncomeDetails Derivative Instruments Derivative Instruments Affecting the Consolidated Statements of Income (Details) false false R34.htm 2413401 - Disclosure - Long-Term Debt (Details) Sheet http://www.kcsouthern.com/role/LongTermDebtDetails Long-Term Debt (Details) false false R35.htm 2415401 - Disclosure - Commercial Paper (Details) Sheet http://www.kcsouthern.com/role/CommercialPaperDetails Commercial Paper (Details) false false R36.htm 2416402 - Disclosure - Equity (Details) Sheet http://www.kcsouthern.com/role/EquityDetails Equity (Details) false false R37.htm 2416403 - Disclosure - Equity (Parenthetical) (Details) Sheet http://www.kcsouthern.com/role/EquityParentheticalDetails Equity (Parenthetical) (Details) false false R38.htm 2416404 - Disclosure - Equity Cash Dividends on Common Stock (Details) Sheet http://www.kcsouthern.com/role/EquityCashDividendsOnCommonStockDetails Equity Cash Dividends on Common Stock (Details) false false R39.htm 2417402 - Disclosure - Commitments and Contingencies (Narrative) (Details) Sheet http://www.kcsouthern.com/role/CommitmentsAndContingenciesNarrativeDetails Commitments and Contingencies (Narrative) (Details) false false R40.htm 2417403 - Disclosure - Commitments and Contingencies Personal Injury Liability Activity (Details) Sheet http://www.kcsouthern.com/role/CommitmentsAndContingenciesPersonalInjuryLiabilityActivityDetails Commitments and Contingencies Personal Injury Liability Activity (Details) false false R41.htm 2418402 - Disclosure - Geographic Information (Information by Geographic Area) (Details) Sheet http://www.kcsouthern.com/role/GeographicInformationInformationByGeographicAreaDetails Geographic Information (Information by Geographic Area) (Details) false false R42.htm 2419402 - Disclosure - Condensed Consolidating Financial Information (Narrative) (Details) Sheet http://www.kcsouthern.com/role/CondensedConsolidatingFinancialInformationNarrativeDetails Condensed Consolidating Financial Information (Narrative) (Details) false false R43.htm 2419403 - Disclosure - Condensed Consolidating Statements of Comprehensive Income (Details) Sheet http://www.kcsouthern.com/role/CondensedConsolidatingStatementsOfComprehensiveIncomeDetails Condensed Consolidating Statements of Comprehensive Income (Details) false false R44.htm 2419404 - Disclosure - Condensed Consolidating Balance Sheets (Details) Sheet http://www.kcsouthern.com/role/CondensedConsolidatingBalanceSheetsDetails Condensed Consolidating Balance Sheets (Details) false false R45.htm 2419405 - Disclosure - Condensed Consolidating Statements of Cash Flows (Details) Sheet http://www.kcsouthern.com/role/CondensedConsolidatingStatementsOfCashFlowsDetails Condensed Consolidating Statements of Cash Flows (Details) false false All Reports Book All Reports Process Flow-Through: 1001000 - Statement - Consolidated Statements of Income Process Flow-Through: 1002000 - Statement - Consolidated Statements of Comprehensive Income Process Flow-Through: 1002501 - Statement - Consolidated Statements of Comprehensive Income (Parentheticals) Process Flow-Through: 1003000 - Statement - Consolidated Balance Sheets Process Flow-Through: Removing column 'Mar. 31, 2013' Process Flow-Through: Removing column 'Dec. 31, 2012' Process Flow-Through: 1003501 - Statement - Consolidated Balance Sheets (Parenthetical) Process Flow-Through: Removing column 'Mar. 31, 2013' Process Flow-Through: 1004000 - Statement - Consolidated Statements of Cash Flows ksu-20140331.xml ksu-20140331.xsd ksu-20140331_cal.xml ksu-20140331_def.xml ksu-20140331_lab.xml ksu-20140331_pre.xml true true