Condensed Consolidated Statements of Equity - USD ($) shares in Thousands, $ in Thousands	Total	Accumulated Deficit	Accumulated Other Comprehensive Loss	Class A Treasury Stock	Additional Paid-in Capital	Non-controlling Interest	Class A common stock Common Stock	Class B common stock	Class B common stock Common Stock
Beginning balance at Dec. 31, 2022	$ 211,793	$ (162,733)	$ (2,224)	$ (3,857)	$ 378,709	$ 1,869	$ 29		$ 0
Beginning common stock, shares outstanding (in shares) at Dec. 31, 2022							29,348		252
Beginning treasury stock, shares outstanding (in shares) at Dec. 31, 2022				373
Increase (Decrease) in Stockholders' Equity
Exchange of LLC Interests held by LLC Owners (in shares)							8		(8)
Exchange of LLC Interests held by LLC Owners	0				115	(115)
Other comprehensive income	(51)		(51)
Stock based compensation expense	2,466				2,445	21
Issuance of stock vesting of RSU's, net of tax withholdings (in shares)							143
Issuance of stock vesting of RSU's, net of tax withholdings	(840)				(840)
Net income	9,781	9,699				82
Ending balance at Mar. 31, 2023	223,149	(153,034)	(2,275)	$ (3,857)	380,429	1,857	$ 29		$ 0
Ending common stock, shares outstanding (in shares) at Mar. 31, 2023							29,499		244
Ending treasury stock, shares outstanding (in shares) at Mar. 31, 2023				373
Beginning balance at Dec. 31, 2023	$ 222,998	(160,602)	(1,706)	$ (3,857)	387,349	1,785	$ 29		$ 0
Beginning common stock, shares outstanding (in shares) at Dec. 31, 2023							29,570	231	231
Beginning treasury stock, shares outstanding (in shares) at Dec. 31, 2023	373			373
Increase (Decrease) in Stockholders' Equity
Other comprehensive income	$ (85)		(84)			(1)
Stock based compensation expense	2,609				2,589	20
Issuance of stock vesting of RSU's, net of tax withholdings (in shares)							257
Issuance of stock vesting of RSU's, net of tax withholdings	(2,699)				(2,699)
Net income	15,027	14,907				120
Ending balance at Mar. 31, 2024	$ 237,850	$ (145,695)	$ (1,790)	$ (3,857)	$ 387,239	$ 1,924	$ 29		$ 0
Ending common stock, shares outstanding (in shares) at Mar. 31, 2024							29,827	231	231
Ending treasury stock, shares outstanding (in shares) at Mar. 31, 2024	373			373