CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands		Total	Common Stock	Additional Paid-in- Capital	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2022			52,200,903
Beginning balance at Dec. 31, 2022		$ 154,660	$ 951	$ 298,053	$ (5,211)	$ (1,694,857)	$ 1,555,724
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		52,820					52,820
Other comprehensive income, net of tax		394			394
Share-based payment activity (in shares)	[1]		315,049
Share-based payment activity	[1]	15,396		1,899		13,497	0
Dividends declared		(14,709)					(14,709)
Treasury purchases (in shares)	[2]		(1,341,520)
Treasury purchases	[2]	(161,553)				(161,553)
Ending balance (in shares) at Mar. 31, 2023			51,174,432
Ending balance at Mar. 31, 2023		$ 47,008	$ 951	299,952	(4,817)	(1,842,913)	1,593,835
Beginning balance (in shares) at Dec. 31, 2023		49,526,245	49,526,245
Beginning balance at Dec. 31, 2023		$ 35,598	$ 951	330,750	(5,671)	(2,046,791)	1,756,359
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		31,009					31,009
Other comprehensive income, net of tax		454			454
Share-based payment activity (in shares)	[1]		252,869
Share-based payment activity	[1]	11,185		4,862		6,323
Dividends declared		(14,147)					(14,147)
Treasury purchases (in shares)	[2]		(494,910)
Treasury purchases	[2]	$ (57,372)				(57,372)
Ending balance (in shares) at Mar. 31, 2024		49,284,204	49,284,204
Ending balance at Mar. 31, 2024		$ 6,727	$ 951	$ 335,612	$ (5,217)	$ (2,097,840)	$ 1,773,221

[1] During certain periods presented, accumulated dividends were paid to certain shareholders upon vesting of their performance vested restricted stock units ("PVRSU"), which are presented in Share-based payment activity.

[2] Beginning January 1, 2023, Treasury purchases include a 1% excise tax as imposed by the Inflation Reduction Act of 2022.