Common Stock Stock Repurchase (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Feb. 17, 2022	Dec. 31, 2021	Jan. 14, 2020
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount							$ 1,250,000,000		$ 525,000,000
Payments for Repurchase of Common Stock					$ 295,005,000	$ 47,694,000
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Payments for Repurchase of Common Stock					$ 295,005,000	47,694,000
Common Stock, Dividends, Per Share, Declared	$ 0.35	$ 0.25			$ 0.60
Treasury Stock, Common [Member]
Equity, Class of Treasury Stock [Line Items]
Stock Repurchased During Period, Shares	2,966,000	1,326,000	(661,000)	598,000
Payments for Repurchase of Common Stock					$ (300,000,000)	(48,600,000)
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Payments for Repurchase of Common Stock					(300,000,000)	$ (48,600,000)
Treasury Stock remaining to be repurchased	$ 978,100,000				978,100,000			$ 187,300,000
Treasury Stock remaining to be repurchased	$ 978,100,000				$ 978,100,000			$ 187,300,000