Common and Preferred Stock (Details) - USD ($)		12 Months Ended
	Dec. 01, 2015	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Nov. 30, 2014
Equity [Abstract]
Increase in share repurchase authorized amount	$ 300,000,000.0
Authorized to be repurchased					$ 400,000,000.0
Purchase of common stock (in shares)		388,953	1,300,000	266,000
Repurchase of common stock		$ 54,668,000	$ 173,926,000	$ 29,074,000
Remaining authorized repurchase amount		$ 322,300,000
Common stock, shares authorized (in shares)		150,000,000	150,000,000
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)		5,000,000	5,000,000
Preferred stock, par value (in dollars per share)		$ 0.01	$ 0.01
Preferred stock, shares issued (in shares)		0	0