Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Class A common stock	Class B common stock	Common Stock Class A common stock	Common Stock Class B common stock	Additional paid-in capital	Accumulated other comprehensive (loss) income	Treasury Stock	Retained Earnings/Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2019				16,552,000	17,594,000
Beginning balance at Dec. 31, 2019	$ 131,950			$ 2	$ 2	$ 161,509	$ 33	$ (21,562)	$ (8,034)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)				106,000	13,000
Exercise of stock options	822					822
Stock-based compensation	11,112					11,112
Vesting of restricted stock units, net of shares withheld for taxes (in shares)				166,000
Vesting of restricted stock units, net of shares withheld for taxes	(12,196)					(12,196)
Conversion of Class B stock to Class A stock (in shares)				1,948,000	(1,948,000)
Issuance of restricted stock awards (in shares)				5,000
Other comprehensive income (loss)	23						23
Repurchase of common stock (in shares)				(48,000)
Repurchase of common stock	(4,194)							(4,194)
Net (loss) income	158,403								158,403
Ending balance (in shares) at Dec. 31, 2020				18,729,000	15,659,000
Ending balance at Dec. 31, 2020	285,920			$ 2	$ 2	161,247	56	(25,756)	150,369
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)				238,000	84,000
Exercise of stock options	2,614					2,614
Stock-based compensation	18,031					18,031
Vesting of restricted stock units, net of shares withheld for taxes (in shares)				111,000
Vesting of restricted stock units, net of shares withheld for taxes	(9,962)					(9,962)
Conversion of Class B stock to Class A stock (in shares)				335,000	(335,000)
Issuance of restricted stock awards (in shares)				4,000
Other comprehensive income (loss)	(250)						(250)
Net (loss) income	1,028								1,028
Ending balance (in shares) at Dec. 31, 2021		19,417,000	15,408,000	19,417,000	15,408,000
Ending balance at Dec. 31, 2021	$ 297,381			$ 2	$ 2	171,930	(194)	(25,756)	151,397
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)	330,000			303,000	27,000
Exercise of stock options	$ 4,474					4,474
Stock-based compensation	43,937					43,937
Vesting of restricted stock units, net of shares withheld for taxes (in shares)				154,000
Vesting of restricted stock units, net of shares withheld for taxes	(10,637)					(10,637)
Conversion of Class B stock to Class A stock (in shares)				689,000	(689,000)
Issuance of restricted stock awards (in shares)				6,000
Other comprehensive income (loss)	(1,490)						(1,490)
Net (loss) income	(68,119)								(68,119)
Ending balance (in shares) at Dec. 31, 2022		20,569,000	14,746,000	20,569,000	14,746,000
Ending balance at Dec. 31, 2022	$ 265,546			$ 2	$ 2	$ 209,704	$ (1,684)	$ (25,756)	$ 83,278