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Derivative Instruments and Hedging Activities - Additional Information (Detail) |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 01, 2016 USD ($) vessel | Jan. 31, 2014 USD ($) $ / shares NOK / Derivative shares | Dec. 31, 2016 USD ($) tranche | Dec. 31, 2015 USD ($) | Jan. 31, 2014 NOK / shares
Derivative [Line Items] |  |  |  |  |
Equity method investment, ownership interest |  |  | 100.00% | 17.62% |
Time-charter Swap [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Term of contract | 11 months |  |  |  |
Term of contract extension | 2 months |  |  |  |
Interest Rate Swaps, Cross Currency Swaps Agreement and Foreign Currency Forward Contracts [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fair value liability of interest rate swaps, cross currency swaps and foreign currency forward contracts having master agreements providing for net settlement |  |  | $ 398,700,000 | $ 588,100,000 |
Fair value asset of interest rate swaps, cross currency swaps and foreign currency forward contracts having master agreements providing for net settlement |  |  | 7,200,000 | 0 |
Restricted cash |  |  | 68,000,000 | 105,300,000 |
Interest Rate Swap Agreements [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Loss reclassified from accumulated OCI into earnings |  |  | $ 700,000 |  |
Maximum [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Equity method investment, ownership interest |  |  | 52.00% |  |
Minimum [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Equity method investment, ownership interest |  |  | 18.00% |  |
Teekay Offshore [Member] | Interest Rate Swaps And Cross Currency Swaps Agreement [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Guaranteed obligations |  |  | $ 387,000,000 |  |
Fair value liability of interest rate swaps, cross currency swaps and foreign currency forward contracts having master agreements providing for net settlement |  |  | $ 241,300,000 |  |
Teekay Tankers [Member] | Time-charter Swap [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Percent of required need | 55.00% |  |  |  |
Number of vessel-equivalents in swap agreement | vessel | 2 |  |  |  |
Daily payments received | $ 27,776 |  |  |  |
Brokerage fee percentage | 1.25% |  |  |  |
Deduction from daily payments made | $ 500 |  |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Purchase of common stock (in shares) | shares |  | 5,000,000 |  |  |
Equity method investment, ownership interest |  |  | 20.00% |  |
Issuance of equity private placement |  |  | $ 250,000,000 |  |
Equity method investment |  |  | $ 50,000,000 |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Warrant [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fixed price of stock purchase warrants, per share | (per share) |  | $ 10.00 |  |  | NOK 61.67
Number of tranches | tranche |  |  | 4 |  |
Number of tranches vested | tranche |  |  | 2 |  |
Consecutive trading days |  | 10 days |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Warrant [Member] | Derivatives Not Designated as a Cash Flow Hedge [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivatives not designated as a cash flow hedge |  | $ 6,800,000 | $ 600,000 |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Maximum [Member] | Warrant [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Number of shares available through exercise of stock purchase warrant | shares |  | 1,500,000 |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Minimum [Member] | Warrant [Member] | Tranche One [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fair market value of the shares | NOK / Derivative |  | 77.08 |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Minimum [Member] | Warrant [Member] | Tranche Two [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fair market value of the shares | NOK / Derivative |  | 92.50 |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Minimum [Member] | Warrant [Member] | Tranche Three [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fair market value of the shares | NOK / Derivative |  | 107.91 |  |  |
Teekay Tankers [Member] | Tanker Investments Limited [Member] | Minimum [Member] | Warrant [Member] | Tranche Four [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Fair market value of the shares | NOK / Derivative |  | 123.33 |  |  |
Reported Value Measurement [Member] | Recurring [Member] | Level 3 [Member] | Time-charter Swap [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Time-charter swap agreement |  |  | 208,000 | 0 |
Reported Value Measurement [Member] | Recurring [Member] | Level 3 [Member] | Warrant [Member] | Derivatives Not Designated as a Cash Flow Hedge [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivatives not designated as a cash flow hedge |  |  | $ 575,000 | $ 10,328,000 |

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