Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net Income Per Share [Abstract]
Net income	$ 23,200	$ 22,600	$ 26,400	$ 26,800	$ 26,500	$ 23,000	$ 27,800	$ 27,100	$ 98,933	$ 104,392	$ 52,091
Interest on Convertible Debt, Net of Tax									2,213	2,261	0
Net Income (Loss) Attributable to Parent, Diluted									$ 101,146	$ 106,653	$ 52,091
Basic [Abstract]
Weighted Average Number of Shares Issued, Basic									33,992	33,869	32,202
Weighted Average Number of Shares Outstanding, Basic (in shares)									33,992	33,869	32,202
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Restricted stock subject to vesting (in shares)									139	270	559
Shares issuable for conversion of convertible senior notes (1)									2,430	2,422	1,564
Shares issuable for acquisition consideration (in shares)									150	50	198
Shares issuable for exercise of warrants									0	120	147
Weighted Average Number of Shares Outstanding, Diluted (in shares)									36,711	36,731	34,670
Earnings Per Share, Basic (in dollars per share)	$ 0.68	$ 0.66	$ 0.78	$ 0.79	$ 0.78	$ 0.68	$ 0.82	$ 0.80	$ 2.91	$ 3.08	$ 1.62
Earnings Per Share, Diluted (in dollars per share)	$ 0.65	$ 0.63	$ 0.73	$ 0.75	$ 0.74	$ 0.64	$ 0.77	$ 0.75	$ 2.76	$ 2.90	$ 1.50