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Capital Stock - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2019
Class of Stock [Line Items] |  |  |
Preferred stock, shares authorized (in shares) | 25,000,000 | 25,000,000 | 25,000,000
Preferred stock, par value (in dollars per share) | $ 1 | $ 1 | $ 1
Common stock, share authorized (in shares) | 725,000,000 | 725,000,000 | 725,000,000
Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001
Common stock, share issued (in shares) | 101,108,886 | 101,571,141 |
Preferred stock, share issued (in shares) |  | 0 |
Teekay Parent [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, share issued (in shares) |  | 101,571,141 |
Continuous Offering Program |  |  |
Class of Stock [Line Items] |  |  |
Common stock, share issued (in shares) |  | 0 |
Sale of Stock, Offering Amount | $ 65.0 |  |

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