Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Paid-in Capital	Treasury Stock, at cost	Retained Earnings	Accumulated Other Comprehensive Income	Total
Beginning Balance at Dec. 31, 2022	$ 288	$ 724,660	$ (986,171)	$ 1,565,374	$ 61,429	$ 1,365,580
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends on common shares				(55,140)		(55,140)
Dividend Equivalents earned on RSU grants		120		(2,354)		(2,234)
Purchase of common stock under share repurchase program		(13)	(18,994)			(19,007)
Employee stock-based compensation		6,767				6,767
Cash paid for convertible debt repurchased		(44,486)				(44,486)
Issuance of shares of common stock under long-term incentive plan	3					3
Common stock withheld related to net share settlement of equity awards		(27,055)				(27,055)
Issuance of shares of common stock for warrants exercised	10	43,719				43,729
Total comprehensive income (loss)				198,108	(2,271)	195,837
Ending Balance at Mar. 31, 2023	301	703,712	(1,005,165)	1,705,988	59,158	1,463,994
Beginning Balance at Dec. 31, 2023	306	720,029	(1,109,679)	1,830,018	38,782	1,479,456
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends on common shares				(30,671)		(30,671)
Dividend Equivalents earned on RSU grants		72		(679)		(607)
Purchase of common stock under share repurchase program			(16,432)			(16,432)
Employee stock-based compensation		5,588				5,588
Receipt of shares from exercise of capped call, value		52,624	(52,624)
Common stock withheld related to net share settlement of equity awards		(24,259)				(24,259)
Issuance of shares of common stock for warrants exercised	2					2
Total comprehensive income (loss)				55,953	(1,582)	54,371
Ending Balance at Mar. 31, 2024	$ 308	$ 754,054	$ (1,178,735)	$ 1,854,621	$ 37,200	$ 1,467,448