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
Increase (Decrease) in Stockholders' Equity
Treasury stock, shares outstanding (in shares)				0
Beginning balance at Dec. 31, 2021	$ 255,220	$ (114,525)	$ (684)	$ 0	$ 368,006	$ 2,394	$ 29		$ 0
Beginning common stock, shares outstanding (in shares) at Dec. 31, 2021							29,139		272
Increase (Decrease) in Stockholders' Equity
Exchange of LLC Interests held by LLC Owners (in shares)							20		(20)
Exchange of LLC Interests held by LLC Owners	0				192	(192)
Other comprehensive income	(456)		(452)			(4)
Stock based compensation expense	3,823				3,788	35
Exercise of options to purchase common stock (in shares)							2
Exercise of options to purchase common stock	100				100
Issuance of stock vesting of RSU's, net of withholdings (in shares)							110
Issuance of stock vesting of RSU's, net of tax withholdings	(688)				(688)
Net income	3,160	3,131				29
Ending balance at Mar. 31, 2022	261,159	(111,394)	(1,136)	0	371,398	2,262	$ 29		$ 0
Ending common stock, shares outstanding (in shares) at Mar. 31, 2022							29,272		252
Beginning balance at Dec. 31, 2021	$ 255,220	(114,525)	(684)	0	368,006	2,394	$ 29		$ 0
Beginning common stock, shares outstanding (in shares) at Dec. 31, 2021							29,139		272
Increase (Decrease) in Stockholders' Equity
Exercise of options to purchase common stock (in shares)	2
Ending balance at Dec. 31, 2022	$ 211,793	(162,733)	(2,224)	$ (3,857)	378,709	1,869	$ 29		$ 0
Ending common stock, shares outstanding (in shares) at Dec. 31, 2022							29,348	252	252
Increase (Decrease) in Stockholders' Equity
Treasury stock, shares outstanding (in shares)				0
Treasury stock, shares outstanding (in shares)	373			373
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)			0
Stock based compensation expense	2,466				2,445	21
Issuance of stock vesting of RSU's, net of 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	244
Increase (Decrease) in Stockholders' Equity
Treasury stock, shares outstanding (in shares)	373			373