Earnings Per Share - Schedule of Dilutive Effect of Stock Options RSUs and PSAs (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	$ 10,612	$ 15,318
Weighted-average number of basic shares outstanding during the period	18,840	18,825
Dilutive effect of stock options, RSUs, and performance shares	357	438
Weighted-average number of diluted shares outstanding during the period	19,197	19,263
Basic earnings per share	$ 0.56	$ 0.81
Diluted earnings per share	$ 0.55	$ 0.80