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v3.19.1

Equity Financing Transactions of the Daughter Companies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2016 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Nov. 30, 2017 | Nov. 27, 2017 | Sep. 25, 2017 | May 31, 2017
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Net cash proceeds |  | $ 0 | $ 172,930 | $ 327,419 |  |  |  |
Increases (decreases) to retained earnings |  |  | 23,530 | 9,732 |  |  |  |
Tanker Investments Ltd. |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Amount purchased for shares |  |  |  |  |  | $ 151,300 |  |
Acquisition price (in dollars per share) |  |  |  |  |  | $ 1.70 |  |
Retained Earnings |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Increases (decreases) to retained earnings |  |  | 23,530 | $ 9,732 |  |  |  |
Teekay Parent | Tanker Investments Ltd. |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Ownership percentage |  |  |  |  | 8.20% |  |  |
Teekay Parent | Common Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Net cash proceeds |  | $ 93,000 |  |  |  |  |  |
Teekay Offshore |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Proceeds from issuance of convertible preferred stock | $ 100,000 |  |  |  |  |  |  |
Proceeds from issuance of equity, net | $ 97,200 |  |  |  |  |  |  |
Teekay Offshore | Teekay Parent |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Due to affiliate |  |  | $ 200,000 |  |  |  |  |
Teekay Offshore | Series C-1 Preferred Units |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Preferred units dividend rate |  |  | 8.60% |  |  |  |  |
Conversion of convertible securities (in shares) | 8,500,000 |  |  |  |  |  |  |
Teekay Offshore | Series D Preferred Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Preferred units dividend rate |  |  | 10.50% |  |  |  |  |
Units issued (in shares) | 4,000,000 |  |  |  |  |  |  |
Net cash proceeds | $ 61,100 |  |  |  |  |  |  |
Teekay Offshore | Series D Preferred Stock | Affiliated Entity |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Units issued (in shares) | 1,040,000 |  |  |  |  |  |  |
Teekay Offshore | Common Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Payment in kind distributions (in units) |  |  | 2,400,000 | 4,700,000 |  |  |  |
Contributions |  |  |  | $ 500 |  |  |  |
Teekay Offshore | Payment in Kind |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Value of common units |  |  |  | $ 24,900 |  |  |  |
Teekay Offshore | Payment in Kind | Common Stock | Teekay Parent |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Payment in kind distributions (in units) |  |  | 1,700,000 | 2,500,000 |  |  |  |
Teekay Offshore | Preferred D Offering |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Teekay Corporation portion of purchase | $ 26,000 |  |  | $ 26,000 |  |  |  |
Net cash proceeds | $ 71,300 |  |  | 71,250 |  |  |  |
Value of common units |  |  |  | $ 100,000 |  |  |  |
Teekay Offshore | Induced Exchange of Series C Preferred Units | Series C Preferred Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Shares converted | 1,900,000 |  |  |  |  |  |  |
Teekay Offshore | Extinguishment of Series C Preferred Units | Series C Preferred Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Shares converted | 8,500,000 |  |  |  |  |  |  |
Teekay Offshore | The $4.55 Warrants |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Units issued (in shares) | 4,500,000 |  |  |  |  |  |  |
Warrants outstanding (in shares) | 4,500,000 |  |  |  |  |  |  |
Fixed price of stock purchase warrants, per share (in dollars per share) | $ 4.55 |  |  |  |  |  | $ 4.55 |
Net cash proceeds | $ 7,000 |  |  |  |  |  |  |
Teekay Offshore | The $4.55 Warrants | Affiliated Entity |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Warrants outstanding (in shares) | 1,170,000 |  |  |  |  |  |  |
Fixed price of stock purchase warrants, per share (in dollars per share) | $ 4.55 |  |  |  |  |  |  |
Teekay Offshore | The $6.05 Warrants |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Units issued (in shares) | 2,250,000 |  |  |  |  |  |  |
Warrants outstanding (in shares) | 2,250,000 |  |  |  |  |  |  |
Fixed price of stock purchase warrants, per share (in dollars per share) | $ 6.05 |  |  |  |  |  | $ 6.05 |
Exercise premium percent | 33.00% |  |  |  |  |  |  |
Net cash proceeds | $ 3,100 |  |  |  |  |  |  |
Teekay Offshore | The $6.05 Warrants | Affiliated Entity |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Warrants outstanding (in shares) | 585,000 |  |  |  |  |  |  |
Fixed price of stock purchase warrants, per share (in dollars per share) | $ 6.05 |  |  |  |  |  |  |
Teekay Offshore | The Warrants |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Warrant term (in years) | 7 years |  |  |  |  |  |  |
Period after which warrants are exercisable (in months) | 6 months |  |  |  |  |  |  |
Teekay Offshore | General Partner |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Interest of Company's general partner |  |  | 2.00% | 2.00% |  |  |  |
Teekay Offshore | Limited Partner | Common Stock |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Conversion of convertible securities (in shares) | 8,300,000 |  |  |  |  |  |  |
Teekay LNG | General Partner |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Interest of Company's general partner |  | 2.00% |  |  |  |  |  |
Teekay Tankers |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  |  | 50.00%
Teekay Tankers | Tanker Investments Ltd. |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |
Ownership percentage |  |  |  |  | 88.70% |  |  |
Amount purchased for shares |  |  |  |  |  | $ 151,300 |  |
Acquisition price (in dollars per share) |  |  |  |  |  | $ 1.7 |  |

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