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Share-Based Compensation - Restricted Common Shares and Restricted Units Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Restricted Common Shares And Restricted Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Number of restricted shares and restricted unit awards granted	824,770	982,339	825,191
Weighted average grant date fair value	$ 91.86	$ 89.86	$ 69.42
Aggregate fair value of vested restricted share and unit awards (in millions)	$ 79	$ 85	$ 122
Aggregate intrinsic value of restricted units outstanding	$ 28

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