CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Retained Earnings	Total
Beginning balance at Dec. 31, 2021	$ 28	$ 162,301	$ (3,737)	$ 753,440
Net Income (Loss)				102,072	$ 102,072
Common stock issued under employee stock plans		3,057
Repurchase of common stock	(4)	(178,050)		(114,295)
Stock-based compensation		12,692
Other comprehensive income (loss)			(6,323)		(6,323)
Payment of dividends to stockholders				(20,936)
Ending balance at Jun. 30, 2022	24	0	(10,060)	720,281	710,245
Beginning balance at Mar. 31, 2022	26	39,684	(8,169)	789,032
Net Income (Loss)				55,824	55,824
Common stock issued under employee stock plans		0
Repurchase of common stock	(2)	(43,363)		(114,295)
Stock-based compensation		3,679
Other comprehensive income (loss)			(1,891)		(1,891)
Payment of dividends to stockholders				(10,280)
Ending balance at Jun. 30, 2022	24	0	(10,060)	720,281	710,245
Beginning balance at Dec. 31, 2022	24	0	(7,344)	762,536	755,216
Net Income (Loss)				21,668	21,668
Common stock issued under employee stock plans		3,098
Repurchase of common stock	(1)	(5,998)		0	(6,000)
Stock-based compensation		14,120
Other comprehensive income (loss)			1,587		1,587
Payment of dividends to stockholders				(21,761)
Ending balance at Jun. 30, 2023	23	11,220	(5,757)	762,443	767,929
Beginning balance at Mar. 31, 2023	23	8,780	(5,044)	758,543
Net Income (Loss)				14,793	14,793
Common stock issued under employee stock plans		0
Repurchase of common stock	0	(4,312)		0	(4,300)
Stock-based compensation		6,752
Other comprehensive income (loss)			(713)		(713)
Payment of dividends to stockholders				(10,893)
Ending balance at Jun. 30, 2023	$ 23	$ 11,220	$ (5,757)	$ 762,443	$ 767,929