Earnings Per Share - Computation of Basic Earnings and Diluted Earnings Per Share Data (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator for basic and diluted earnings per share:
Net income, basic	$ 30,875	$ 39,984
Net income, diluted	$ 30,875	$ 39,984
Denominator:
Weighted-average basic common shares outstanding (in shares)	41,832	41,364
Assumed conversion of dilutive securities:
Stock awards (in shares)	674	1,079
Convertible Senior Notes (in shares)	0	0
Denominator for diluted earnings per share- Adjusted weighted-average shares (in shares)	42,506	42,443
Earnings per common share:
Basic (in usd per share)	$ 0.74	$ 0.97
Diluted (in usd per share)	$ 0.73	$ 0.94