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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Loss Contingencies [Line Items] |  |
Working Capital Surplus (Deficit) | $ (378,500) |
Long-term Debt, Current Maturities | 350,372 | $ 250,508
Teekay Tangguh Joint Venture [Member] |  |
Loss Contingencies [Line Items] |  |
Estimated Tax Indemnification | $ 5,300 | $ 5,700
Teekay Lng [Member] | Teekay Tangguh Joint Venture [Member] |  |
Loss Contingencies [Line Items] |  |
Percentage of ownership interest | 70.00% |

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