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Capital Stock - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2008
Class of Stock [Line Items] |  |  |  |  |
Preferred stock, share authorized | 25,000,000us-gaap_PreferredStockSharesAuthorized | 25,000,000us-gaap_PreferredStockSharesAuthorized |  |  |
Preferred stock, par value | $ 1us-gaap_PreferredStockParOrStatedValuePerShare | $ 1us-gaap_PreferredStockParOrStatedValuePerShare |  |  |
Common stock, share authorized | 725,000,000us-gaap_CommonStockSharesAuthorized | 725,000,000us-gaap_CommonStockSharesAuthorized |  |  |
Common stock, par value | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare |  |  |
Number of common shares issued related to the exercise of share based compensation during the period | 1,800,000us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross | 1,300,000us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross |  |  |
Common stock, share issued | 73,299,702us-gaap_CommonStockSharesIssued | 71,528,599us-gaap_CommonStockSharesIssued |  |  |
Preferred stock, share issued | 0us-gaap_PreferredStockSharesIssued | 0us-gaap_PreferredStockSharesIssued |  |  |
Common stock, share outstanding | 72,500,502us-gaap_CommonStockSharesOutstanding | 70,729,399us-gaap_CommonStockSharesOutstanding |  |  |
Minimum percentage of shares acquired in exercisable rights | 20.00%tk_MinimumPercentageOfSharesAcquiredInExercisableRights |  |  |  |
Minimum percentage of common stock acquired by stockholders for higher thresholds | 15.00%tk_MinimumPercentageOfCommonStockAcquiredByStockholdersForHigherThreshold |  |  |  |
Weighted-average grant-date fair value of options granted | $ 11.50us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue | $ 10.54us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue | $ 8.72us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue |  |
Restricted stock units [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Vesting period of stock option, restricted stock units and performance shares | 3 years |  |  |  |
Value of each restricted stock unit and performance share unit in shares | Each restricted stock unit and performance share unit is equivalent in value to one share of the Company's common stock plus reinvested dividends from the grant date to the vesting date. |  |  |  |
Options granted | 81,388us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 158,957us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 268,595us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Fair value of granted stock | $ 4.6us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | $ 5.4us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | $ 7.4us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Vested restricted stock | 261,911us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 296,798us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 334,256us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Market value of vested restricted stock | 8.5us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 8.8us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 9.0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Restricted stock or unit expense | 5.4us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 8.1us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 7.7us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Stock granted | 149,082us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 175,206us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 200,024us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Performance shares [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Number of times performance units to vest, Minimum | 0tk_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingRangeMinimumInTimesOfOriginalNumberGranted / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |  |  |  |
Options granted | 50,689us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 54,773us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 67,870us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |  |
Fair value of granted stock | 3.4us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 2.3us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 2.5us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |  |
Performance shares [Member] | Minimum [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Vesting period of stock option, restricted stock units and performance shares | 2 years |  |  |  |
Performance shares [Member] | Maximum [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Vesting period of stock option, restricted stock units and performance shares | 3 years |  |  |  |
Stock Option [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Common stock, shares reserved for issuance upon exercise of options or equity awards granted or to be granted | 4,009,878us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 4,133,987us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |
Stock option, term | 10 years |  |  |  |
Vesting period of stock option, restricted stock units and performance shares | 3 years |  |  |  |
Stock options, granted | 15,243us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 72,810us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 432,971us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Unrecognized compensation cost related to non-vested stock options granted under the Plans | 0.3us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |  |
Expected recognition of compensation related to non-vested stock options granted under the Plans in 2015 | 0.2tk_EmployeeServiceShareBasedCompensationNonVestedAwardsCompensationCostToBeRecognizedInYearTwo / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |  |
Expected recognition of compensation related to non-vested stock options granted under the Plans in 2016 | 0.1tk_EmployeeServiceShareBasedCompensationNonVestedAwardsCompensationCostToBeRecognizedInYearThree / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |  |
Compensation costs | 1.0us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 1.8us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 2.9us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Intrinsic value of options exercised | 22.6us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 22.6us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 11.9us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Intrinsic value of outstanding in-the-money stock options | 39.0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 51.7us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |
Intrinsic value of exercisable stock options | 35.0us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 44.5us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |  |
Weighted-average remaining life of options vested and expected to vest | 3 years 7 months 6 days | 4 years 2 months 12 days |  |  |
Weighted-average grant-date fair value of options granted | $ 11.50us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | $ 10.54us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | $ 8.72us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Expected volatility used in computing fair value of options granted | 34.70%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 53.70%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 54.80%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Expected life used in computing fair value of options granted, years | 5 years | 4 years | 4 years |  |
Dividend yield used in computing fair value of options granted | 4.40%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 4.80%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 4.40%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Risk-free interest rate used in computing fair value of options granted | 1.60%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 0.80%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 2.10%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Estimated forfeiture rate used in computing fair value of options granted | 12.00%tk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 12.00%tk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 12.00%tk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Period of historical data used to calculate expected volatility in years | 5 years |  |  |  |
Stock Option [Member] | Nonvested [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Weighted average grant date fair value of non-vested options forfeited | 0.1us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember / us-gaap_VestingAxis = tk_NonvestedMember | 0.1us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember / us-gaap_VestingAxis = tk_NonvestedMember |  |  |
Restricted Stock Awards [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Compensation costs | 1.0us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 0.9us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 0.7us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |  |
Options granted | 18,230us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 26,412us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 23,563us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |  |
Tender Offers [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Minimum percentage of shares acquired in exercisable rights | 20.00%tk_MinimumPercentageOfSharesAcquiredInExercisableRights / us-gaap_ConversionOfStockByUniqueDescriptionAxis = tk_TenderOffersMember |  |  |  |
Common Stock [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Repurchase of Common stock, shares | 0us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 300,000us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Common stock, share outstanding | 72,500,502us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 70,729,339us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 69,704,000us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 68,732,000us-gaap_CommonStockSharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
Common Stock [Member] | Share Repurchase Program Two Thousand And Eight [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Common stock repurchase, amount authorized |  |  |  |  | 200.0us-gaap_StockRepurchaseProgramAuthorizedAmount1 / us-gaap_ShareRepurchaseProgramAxis = tk_ShareRepurchaseProgramTwoThousandAndEightMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
Common Stock [Member] | Two Thousand Thirteen Repurchase Authorization [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Repurchase of Common stock, shares | 5,200,000us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_ShareRepurchaseProgramAxis = tk_TwoThousandThirteenRepurchaseAuthorizationMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Common stock repurchase, amount authorized | 162.3us-gaap_StockRepurchaseProgramAuthorizedAmount1 / us-gaap_ShareRepurchaseProgramAxis = tk_TwoThousandThirteenRepurchaseAuthorizationMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Common stock repurchase, total remaining amount authorized | $ 37.7us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 / us-gaap_ShareRepurchaseProgramAxis = tk_TwoThousandThirteenRepurchaseAuthorizationMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |

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