Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Restricted Stock Units and Awards	Performance share units	Common Stock	Common Stock Restricted Stock Units and Awards	Common Stock Performance share units	Treasury Shares	Additional Paid-In Capital	Additional Paid-In Capital Restricted Stock Units and Awards	Additional Paid-In Capital Performance share units	Retained Earnings	Accumulated Other Comprehensive (Loss) Income
Common stock, beginning balance (in shares) at Dec. 31, 2021				135,187
Treasury stock, beginning balance (in shares) at Dec. 31, 2021							83,149
Beginning balance at Dec. 31, 2021	$ 704,548			$ 1,352			$ (694,716)	$ 770,117			$ 628,762	$ (967)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	58,127										58,127
Other comprehensive loss (income)	1,925											1,925
Share repurchases (in shares)							148
Share repurchases	(5,999)						$ (5,999)
Indirect repurchase of shares for minimum tax withholding (in shares)							165
Indirect repurchase of shares for minimum tax withholding	(6,373)						$ (6,373)
Restricted stock units and awards and Performance share units (in shares)					92	211
Restricted stock units and awards and Performance share units		$ 0	$ 0		$ 1	$ 2			$ (1)	$ (2)
Stock options exercised (in shares)				247
Stock options exercised	3,224			$ 3				3,221
Stock-based compensation	3,689							3,689
Business acquisitions (in shares)				19
Business acquisitions	707							707
Common stock, ending balance (in shares) at Mar. 31, 2022				135,756
Treasury stock, ending balance (in shares) at Mar. 31, 2022							83,462
Ending balance at Mar. 31, 2022	759,848			$ 1,358			$ (707,088)	777,731			686,889	958
Common stock, beginning balance (in shares) at Dec. 31, 2022				136,295
Treasury stock, beginning balance (in shares) at Dec. 31, 2022							86,115
Beginning balance at Dec. 31, 2022	713,452			$ 1,363			$ (824,778)	799,147			734,116	3,604
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	73,160										73,160
Other comprehensive loss (income)	(1,213)											(1,213)
Share repurchases (in shares)							428
Share repurchases	(20,791)						$ (20,791)
Indirect repurchase of shares for minimum tax withholding (in shares)							169
Indirect repurchase of shares for minimum tax withholding	(8,224)						$ (8,224)
Restricted stock units and awards and Performance share units (in shares)			244		123
Restricted stock units and awards and Performance share units	$ 0		$ 0		$ 1	$ 2			$ (1)	$ (2)
Stock options exercised (in shares)	189			189
Stock options exercised	$ 3,629			$ 2				3,627
Stock-based compensation	3,831							3,831
Business acquisitions (in shares)				173
Business acquisitions	8,086			$ 2				8,084
Common stock, ending balance (in shares) at Mar. 31, 2023				137,024
Treasury stock, ending balance (in shares) at Mar. 31, 2023							86,712
Ending balance at Mar. 31, 2023	$ 771,930			$ 1,370			$ (853,793)	$ 814,686			$ 807,276	$ 2,391