Shareholders' Equity - Shares Repurchased (Details) - USD ($)	2 Months Ended	12 Months Ended
	Feb. 28, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Aug. 03, 2022	Feb. 23, 2022
Equity, Class of Treasury Stock [Line Items]
Total payments		$ 500,000,000	$ 496,000,000	$ 446,000,000
Common Shares
Equity, Class of Treasury Stock [Line Items]
Authorized repurchase amount					$ 250,000,000	$ 350,000,000
Number of shares repurchased (in shares)		8,847,981	10,519,040	15,787,804
Total payments		$ 503,000,000	$ 496,000,000	$ 446,000,000
Average Price Paid Per Share (in dollars per share)		$ 56.79	$ 47.19	$ 28.23
Subsequent Event | Common Shares
Equity, Class of Treasury Stock [Line Items]
Remaining shares authorized to be repurchased, amount	$ 201,000,000
Number of shares repurchased (in shares)	36,369
Total payments	$ 2,000,000
Average Price Paid Per Share (in dollars per share)	$ 62.23