Common and Preferred Stock (Details) - USD ($)			3 Months Ended
	Mar. 17, 2020	Dec. 01, 2015	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Equity [Abstract]
Increase in share repurchase authorized amount	$ 500,000,000.0	$ 300,000,000.0
Purchase of common stock (in shares)			0	866,823
Repurchase of shares of common stock				$ 108,907,000
Remaining authorized repurchase amount			$ 712,000,000.0
Common stock, authorized (in shares)			150,000,000		150,000,000
Common stock, par value (in dollars per share)			$ 0.01		$ 0.01
Preferred stock, authorized (in shares)			5,000,000		5,000,000
Preferred stock, par value (in dollars per share)			$ 0.01		$ 0.01
Preferred stock, shares outstanding (in shares)			0		0