Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital	Retained Earnings (Deficit)	Accumulated Other Comprehensive Income (Loss)
Balance (in shares) at Dec. 31, 2021		40,193,000
Balance at Dec. 31, 2021	$ 1,071,393	$ 40	$ 551,963	$ 526,874	$ (7,484)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	179,261	0	0	179,261	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(214)	0	0	0	(214)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(3,866)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	11,598	$ 0	0	0	11,598
Repurchases of common stock, net of retirements (shares)		(138,000)
Stock Repurchased and Retired During Period, Value	(62,420)	$ 0	0	(62,420)	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	3,657	$ 0	3,657	0	0
Issuance of shares under share-based compensation plans (shares)		55,000
Issuance of stock under share-based compensation plans	3,135	$ 0	3,135	0	0
Dividends, Common Stock, Cash	(32,132)	$ 0	0	(32,132)	0
Balance (in shares) at Mar. 31, 2022		40,110,000
Balance at Mar. 31, 2022	1,174,278	$ 40	558,755	611,583	3,900
Balance (in shares) at Dec. 31, 2021		40,193,000
Balance at Dec. 31, 2021	1,071,393	$ 40	551,963	526,874	(7,484)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	676,600			676,600
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(18,491)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(8,422)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ 25,267
Balance (in shares) at Sep. 30, 2022	39,054,302	39,054,000
Balance at Sep. 30, 2022	$ 1,190,878	$ 39	570,855	620,692	(708)
Balance (in shares) at Mar. 31, 2022		40,110,000
Balance at Mar. 31, 2022	1,174,278	$ 40	558,755	611,583	3,900
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	307,283	0	0	307,283	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(7,125)	0	0	0	(7,125)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(1,631)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	4,893	$ 0	0	0	4,893
Repurchases of common stock, net of retirements (shares)		(547,000)
Stock Repurchased and Retired During Period, Value	(216,261)	$ 0	0	(216,261)	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	3,914	$ 0	3,914	0	0
Issuance of shares under share-based compensation plans (shares)		25,000
Issuance of stock under share-based compensation plans	1,972	$ 0	1,972	0	0
Dividends, Common Stock, Cash	(39,896)	$ 0	0	(39,896)	0
Balance (in shares) at Jun. 30, 2022		39,588,000
Balance at Jun. 30, 2022	1,229,058	$ 40	564,641	662,709	1,668
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	190,055	0	0	190,055	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(11,152)	0	0	0	(11,152)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(2,925)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	8,776	$ 0	0	0	8,776
Repurchases of common stock, net of retirements (shares)		(549,000)
Stock Repurchased and Retired During Period, Value	(192,529)	$ (1)	0	(192,528)	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	4,120	$ 0	4,120	0	0
Issuance of shares under share-based compensation plans (shares)		15,000
Issuance of stock under share-based compensation plans	2,094	$ 0	2,094	0	0
Dividends, Common Stock, Cash	$ (39,544)	$ 0	0	(39,544)	0
Balance (in shares) at Sep. 30, 2022	39,054,302	39,054,000
Balance at Sep. 30, 2022	$ 1,190,878	$ 39	570,855	620,692	(708)
Balance (in shares) at Dec. 31, 2022	39,069,419	39,069,000
Balance at Dec. 31, 2022	$ 1,235,194	$ 39	575,776	653,484	5,895
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	101,699	0	0	101,699	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	2,469	0	0	0	2,469
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	1,269
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	(3,809)	$ 0	0	0	(3,809)
Repurchases of common stock, net of retirements (shares)		(144,000)
Stock Repurchased and Retired During Period, Value	(50,549)	$ 0	0	(50,549)	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	4,923	$ 0	4,923	0	0
Issuance of shares under share-based compensation plans (shares)		108,000
Issuance of stock under share-based compensation plans	5,896	$ 0	5,896	0	0
Dividends, Common Stock, Cash	(39,073)	$ 0	0	(39,073)	0
Balance (in shares) at Mar. 31, 2023		39,033,000
Balance at Mar. 31, 2023	$ 1,256,750	$ 39	586,595	665,561	4,555
Balance (in shares) at Dec. 31, 2022	39,069,419	39,069,000
Balance at Dec. 31, 2022	$ 1,235,194	$ 39	575,776	653,484	5,895
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	471,792			471,792
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	245
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(202)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ 604
Balance (in shares) at Sep. 30, 2023	38,676,960	38,677,000
Balance at Sep. 30, 2023	$ 1,418,226	$ 39	600,009	811,434	6,744
Balance (in shares) at Mar. 31, 2023		39,033,000
Balance at Mar. 31, 2023	1,256,750	$ 39	586,595	665,561	4,555
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	232,250	0	0	232,250	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	2,801	0	0	0	2,801
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(1,166)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	3,497	$ 0	0	0	3,497
Repurchases of common stock, net of retirements (shares)		0
Stock Repurchased and Retired During Period, Value	0	$ 0	0	0	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	5,073	$ 0	5,073	0	0
Issuance of shares under share-based compensation plans (shares)		16,000
Issuance of stock under share-based compensation plans	1,413	$ 0	1,413	0	0
Dividends, Common Stock, Cash	(42,945)	0	0	(42,945)	0
Stockholders' Equity, Other	307	$ 0	0	307	0
Balance (in shares) at Jun. 30, 2023		39,049,000
Balance at Jun. 30, 2023	1,458,532	$ 39	593,081	854,559	10,853
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	137,843	0	0	137,843	0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(5,025)	0	0	0	(5,025)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(305)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	916	$ 0	0	0	916
Repurchases of common stock, net of retirements (shares)		(385,000)
Stock Repurchased and Retired During Period, Value	(138,003)	$ 0	0	(138,003)	0
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition	4,596	$ 0	4,596	0	0
Issuance of shares under share-based compensation plans (shares)		13,000
Issuance of stock under share-based compensation plans	2,332	$ 0	2,332	0	0
Dividends, Common Stock, Cash	$ (42,965)	$ 0	0	(42,965)	0
Balance (in shares) at Sep. 30, 2023	38,676,960	38,677,000
Balance at Sep. 30, 2023	$ 1,418,226	$ 39	$ 600,009	$ 811,434	$ 6,744