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Shareholders' Equity (Tables) | 12 Months Ended
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Nov. 30, 2023
Equity [Abstract] |
Schedule of Stock Swap Program |
(in millions, except per share data) |  | Total Number of Shares of Carnival plc Ordinary Shares Purchased (a) |  | Average Price Paid per Share of Carnival plc Ordinary Share |  | Maximum Number of Carnival plc Ordinary Shares That May Yet Be Purchased Under the Carnival Corporation Stock Swap Program
2023 |  | 2.3 |  |  | $ | 8.70 |  |  | 1.4 |
2022 |  | 6.0 |  |  | $ | 14.52 |  |  | 3.6 |
2021 |  | 8.9 |  |  | $ | 20.99 |  |  | 9.5 |
(a)No ordinary shares of Carnival plc were purchased outside of publicly announced plans or programs.
Schedule of Accumulated Other Comprehensive Loss |
| AOCI
| November 30,
(in millions) | 2023 |  | 2022 |  | 2021
Cumulative foreign currency translation adjustments, net | $ | (1,952) |  |  | $ | (2,004) |  |  | $ | (1,501) |
Unrecognized pension expenses | (34) |  |  | (31) |  |  | (45) |
Net gains on cash flow derivative hedges and other | 48 |  |  | 53 |  |  | 44 |
| $ | (1,939) |  |  | $ | (1,982) |  |  | $ | (1,501) |

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