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Shareholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2022 | Feb. 28, 2021 | Nov. 30, 2023 | Nov. 30, 2022 | Nov. 30, 2021
Stockholders Equity Note [Line Items] |  |  |  |  |
Preferred stock, authorized (in shares) |  |  | 40,000,000 |  |
Preferred stock, shares issued (in shares) |  |  | 0 | 0 |
Number of shares sold (in shares) |  |  | 2,300,000 | 6,000,000 | 8,900,000
Number of shares repurchased (in shares) |  |  | 2,300,000 | 6,000,000 | 8,900,000
Net proceeds from Stock Swap Program |  |  | $ 2 | $ 8 | $ 19
Shares issued (in shares) |  |  | 500,000 | 1,600,000 | 600,000
Consideration received |  |  | $ 5 | $ 30 | $ 13
Average price per share (in dollars per share) |  |  | $ 9.83 | $ 19.27 | $ 21.32
Public Offering |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |
Shares issued (in shares) | 117,500,000 | 40,500,000 |  |  |
Price per share (in dollars per share) | $ 9.95 | $ 25.10 |  |  |
Consideration received | $ 1,200 | $ 996 |  |  |
Carnival PLC |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |
Preferred stock, shares issued (in shares) |  |  | 0 | 0 |
Number of shares repurchased (in shares) |  |  | 2,300,000 | 6,000,000.0 | 8,900,000

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