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Basis of Preparation and Material Accounting Policies - Narrative (Details) - USD ($) shares in Millions, $ in Millions |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 15, 2022 | Sep. 30, 2023 | Mar. 31, 2024 | Dec. 31, 2023
Changes in tax rates or tax laws enacted or announced |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Incremental income taxes |  |  | $ 6 |
SVS |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Conversion rate, numerator (in shares) |  |  |  | 1
Total Return Swap Agreement | SVS |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Notional amount of SVS (in shares) | 3.0 | 2.5 |  |
Options |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting period |  |  |  | 4 years
RSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting period |  |  |  | 3 years
Conversion rate, numerator (in shares) |  |  |  | 1
PSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting period |  |  |  | 3 years
Award requisite service period |  |  |  | 3 years
PSUs | Share-based payment arrangements |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting period |  |  |  | 3 years
PSUs | Top of range |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 200.00%
PSUs | Bottom of range |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 0.00%
DSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Conversion rate, numerator (in shares) |  |  |  | 1
DSUs | Top of range |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Percentage of annual fees paid to Board of Directors in cash (percent) |  |  |  | 50.00%
DSUs | Bottom of range |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Percentage of annual fees paid to Board of Directors in cash (percent) |  |  |  | 0.00%
Percentage of annual fees paid to Board of Directors paid in form of awards (percent) |  |  |  | 100.00%
DSUs | Middle Of Range |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Percentage of annual fees paid to Board of Directors in cash (percent) |  |  |  | 25.00%
Vested in year 1 | Options |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 25.00%
Vested in year 1 | RSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 33.33%
Vested in year 2 | Options |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 25.00%
Vested in year 2 | RSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 33.33%
Vested in year 3 | Options |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 25.00%
Vested in year 3 | RSUs |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 33.33%
Vested in year 4 | Options |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Vesting (as a) percentage |  |  |  | 25.00%

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