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Equity Financing Transactions of the Daughter Companies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 25, 2019 | Mar. 31, 2022 | Dec. 31, 2021 | Jan. 13, 2022 | Dec. 31, 2020 | May 11, 2020 | Dec. 31, 2019 | Nov. 24, 2019 | Dec. 31, 2018
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding |  |  | 101,571,141 |  | 101,108,886 |  |  |  |
Dilution Gain from the Acquisition of Interest in Subsidiaries and Affiliates |  |  | $ 5.7 |  |  |  |  |  |
Thousands of Shares of Common Stock Outstanding |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding |  |  | 101,571,000 |  | 101,109,000 |  | 100,784,000 |  | 100,435,000
Teekay Tankers |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Stockholders' Equity, Reverse Stock Split | one-for-eight |  |  |  |  |  |  |  |
Purchase of Teekay Tankers common shares (note 4) |  |  | $ 4.7 |  |  |  |  |  |
Share Price |  |  | $ 11.27 |  |  |  |  |  |
Teekay Tankers | Subsequent Events |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Purchase of Teekay Tankers common shares (note 4) |  | $ 5.3 |  |  |  |  |  |  |
Share Price |  | $ 10.82 |  |  |  |  |  |  |
Teekay Tankers | Common Class A |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding | 29,000,000 |  | 400,000 |  |  |  |  | 232,000,000 |
Teekay Tankers | Common Class A | Subsequent Events |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding |  | 500,000 |  |  |  |  |  |  |
Teekay Tankers | Common Class B |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding | 4,600,000 |  |  |  |  |  |  | 37,000,000 |
Teekay Tankers |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  |  | 29.80% |  | 28.60% |  |  |  |
Seapeak |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  |  | 42.40% |  | 42.40% | 42.00% |  |  |
Seapeak | Subsequent Events | General Partner |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Per share proceeds from Sale of Interest in Partnership Unit |  |  |  | $ 17.00 |  |  |  |  |
Seapeak | Common Class A |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Partners Capital Account, Number of Units Owned by Controlling Interest |  |  | 36,000,000.0 |  |  |  |  |  |
Seapeak | Common Class A | Subsequent Events |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Partners Capital Account, Number of Units Owned by Controlling Interest |  |  |  | 36,000,000 |  |  |  |  |
Seapeak | Thousands of Shares of Common Stock Outstanding |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |
Limited Partners' Capital Account, Units Issued |  |  |  |  |  | 10,750,000 |  |  |

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