Earnings Per Share - Summary of Reconciliation of Basic Earnings Per Share and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Earnings Per Share Reconciliation [Abstract]
Net income	$ 44,720	$ 14,383	$ 101,886	$ 28,910
Shares:
Basic: Weighted average number of shares outstanding	67,821	67,583	67,806	67,552
Plus: Incremental shares from assumed conversion of dilutive instruments	5,383	5,938	6,012	5,410
Diluted: Weighted average number of shares outstanding	73,204	73,521	73,818	72,962
Earnings per share
Basic:	$ 0.66	$ 0.21	$ 1.50	$ 0.43
Diluted:	$ 0.61	$ 0.20	$ 1.38	$ 0.40