Earnings Per Share - Summary of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Abstract]
Net income	$ 12,682	$ 19,642
Weighted average common shares outstanding-basic (in shares)	88,202	85,853
Plus: net effect of dilutive stock options and restricted stock units (in shares)	1,399	2,761
Weighted average common shares outstanding-diluted (in shares)	89,601	88,614
Net income per common share-basic (in dollars per share)	$ 0.14	$ 0.23
Net income per common share -- diluted (in dollars per share)	$ 0.14	$ 0.22