Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Earnings Per Share Reconciliation [Abstract]
Earnings from continuing operations	$ 42,290	$ 133,733
fair value adjustment to warrants, net of tax	(5,355)	(76,361)
Undistributed Earnings (Loss) from Continuing Operations Available to Common Shareholders, Diluted	$ 36,935	$ 57,372
Weighted-average shares outstanding for basic earnings per share (in shares)	59,447,000	59,040,000
Restricted stock (in shares)	487,200	365,100
Common equivalent shares:
Effect of stock-based compensation awards (in shares)	15,297,000	8,907,000
Weighted-average shares outstanding assuming dilution (in shares)	74,744,000	67,947,000
Basic earnings per share from continuing operations (in dollars per share)	$ 0.71	$ 2.27
Diluted earnings per share from continuing operations (in dollars per share)	$ 0.49	$ 0.84