Condensed Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive (Loss) Income
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2023		125,415
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Dec. 31, 2023	$ 560,372	$ 1,100	$ 1,459,709	$ 994,892	$ (1,890,966)	$ (4,363)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	27,687			27,687
Total other comprehensive income (loss)	676					676
Exercise of stock options, shares		35
Exercise of stock options	855	$ 0	855
Vesting of restricted share units, net of shares withheld for employee taxes, shares		234
Vesting of restricted share units, net of shares withheld for employee taxes	0	$ 6	(6)
Tax effect of stock awards vested and options exercised	(2,978)		(2,978)
Stock-based compensation	11,940		11,940
Dividends declared	(20,257)			(20,257)
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Mar. 31, 2024	578,295	$ 1,106	1,469,520	1,002,322	(1,890,966)	(3,687)
Common Stock, Shares, Outstanding, Ending Balance at Mar. 31, 2024		125,684
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2023		125,415
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Dec. 31, 2023	560,372	$ 1,100	1,459,709	994,892	(1,890,966)	(4,363)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	61,636
Foreign currency translation adjustments, net of tax of $647 and $(1,020) and $627 and $(841) for the three and six months ended June 30, 2025 and 2024, respectively	(3,163)
Total other comprehensive income (loss)	(3,163)
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Jun. 30, 2024	$ 596,301	$ 1,107	1,477,685	1,016,001	(1,890,966)	(7,526)
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2024		125,716
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, Dividends, Per Share, Declared	$ 0.74
Common Stock, Shares, Outstanding, Beginning Balance at Mar. 31, 2024		125,684
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Mar. 31, 2024	$ 578,295	$ 1,106	1,469,520	1,002,322	(1,890,966)	(3,687)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	33,949			33,949
Foreign currency translation adjustments, net of tax of $647 and $(1,020) and $627 and $(841) for the three and six months ended June 30, 2025 and 2024, respectively	(3,839)
Total other comprehensive income (loss)	(3,839)					(3,839)
Exercise of stock options, shares		9
Exercise of stock options	194	$ 0	194
Vesting of restricted share units, net of shares withheld for employee taxes, shares		23
Vesting of restricted share units, net of shares withheld for employee taxes	0	$ 1	(1)
Tax effect of stock awards vested and options exercised	(76)		(76)
Stock-based compensation	8,048		8,048
Dividends declared	(20,270)			(20,270)
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Jun. 30, 2024	$ 596,301	$ 1,107	1,477,685	1,016,001	(1,890,966)	(7,526)
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2024		125,716
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, Dividends, Per Share, Declared	$ 0.37
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2024		125,797
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Dec. 31, 2024	$ 628,984	$ 1,108	1,493,885	1,036,169	(1,890,966)	(11,212)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	24,793			24,793
Total other comprehensive income (loss)	(77)					(77)
Exercise of stock options, shares		1
Exercise of stock options	9		9
Vesting of restricted share units, net of shares withheld for employee taxes, shares		394
Vesting of restricted share units, net of shares withheld for employee taxes	0	$ 4	(4)
Tax effect of stock awards vested and options exercised	(6,230)		(6,230)
Stock-based compensation	13,279		13,279
Dividends declared	(22,602)			(22,602)
Brigit Acquisition		2,694
Brigit acquisition equity consideration	41,057	$ 13	41,044
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Mar. 31, 2025	679,213	$ 1,125	1,541,983	1,038,360	(1,890,966)	(11,289)
Common Stock, Shares, Outstanding, Ending Balance at Mar. 31, 2025		128,886
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2024		125,797
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Dec. 31, 2024	628,984	$ 1,108	1,493,885	1,036,169	(1,890,966)	(11,212)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	40,278
Foreign currency translation adjustments, net of tax of $647 and $(1,020) and $627 and $(841) for the three and six months ended June 30, 2025 and 2024, respectively	2,357
Total other comprehensive income (loss)	2,357
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Jun. 30, 2025	$ 685,548	$ 1,126	1,553,017	1,031,226	(1,890,966)	(8,855)
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2025		128,931
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, Dividends, Per Share, Declared	$ 0.78
Common Stock, Shares, Outstanding, Beginning Balance at Mar. 31, 2025		128,886
Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Mar. 31, 2025	$ 679,213	$ 1,125	1,541,983	1,038,360	(1,890,966)	(11,289)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	15,485			15,485
Foreign currency translation adjustments, net of tax of $647 and $(1,020) and $627 and $(841) for the three and six months ended June 30, 2025 and 2024, respectively	2,434
Total other comprehensive income (loss)	2,434					2,434
Exercise of stock options, shares		38
Exercise of stock options	153	$ 1	152
Vesting of restricted share units, net of shares withheld for employee taxes, shares		9
Vesting of restricted share units, net of shares withheld for employee taxes	0	$ 0	0
Tax effect of stock awards vested and options exercised	(477)		(477)
Stock-based compensation	11,396		11,396
Dividends declared	(22,619)			(22,619)
Brigit acquisition equity consideration (in shares)		(2)
Brigit acquisition equity consideration	(37)		(37)
Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Jun. 30, 2025	$ 685,548	$ 1,126	$ 1,553,017	$ 1,031,226	$ (1,890,966)	$ (8,855)
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2025		128,931
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, Dividends, Per Share, Declared	$ 0.39