Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Class A Common Stock	Common Class A	Common Class B Common Stock	Common Class B	Additional paid-in capital	Retained earnings (accumulated deficit)	Accumulated other comprehensive income	Non-controlling interest	Total
Beginning balance, Value at Dec. 31, 2018	$ 2				$ 460,101	$ 20,526	$ 328	$ (417,951)	$ 63,006
Beginning balance, Shares at Dec. 31, 2018	17,754,416		1
Net Income (loss)						25,280		22,034	47,314
Distributions to non-controlling unitholders								(15,430)	(15,430)
Equity-based compensation expense and dividend equivalents, Value					7,375	(104)			7,271
Equity-based compensation expense and dividend equivalents, Shares	106,390
Dividends to Class A common stockholders						(14,970)			(14,970)
Change in accumulated other comprehensive income							86	80	166
Payroll taxes related to net settled restricted stock units, Value					(1,110)				(1,110)
Payroll taxes related to net settled restricted stock units, Shares	(22,573)
Other					579				579
Ending balance, Value at Dec. 31, 2019	$ 2				466,945	30,732	414	(411,267)	86,826
Ending balance, Shares at Dec. 31, 2019	17,838,233		1
Net Income (loss)						11,250		9,296	20,546
Distributions to non-controlling unitholders								(14,058)	(14,058)
Equity-based compensation expense and dividend equivalents, Value					18,108	(310)			17,798
Equity-based compensation expense and dividend equivalents, Shares	394,701
Dividends to Class A common stockholders						(16,044)			(16,044)
Change in accumulated other comprehensive income							198	18	216
Payroll taxes related to net settled restricted stock units, Value					(2,544)				(2,544)
Payroll taxes related to net settled restricted stock units, Shares	(90,414)
Acquisitions, Value					8,800				8,800
Acquisitions, Shares	248,171
Other					113			4	117
Ending balance, Value at Dec. 31, 2020	$ 2				491,422	25,628	612	(416,007)	101,657
Ending balance, Shares at Dec. 31, 2020	18,390,691	18,390,691	1	1
Net Income (loss)						(15,616)		(9,004)	(24,620)
Distributions to non-controlling unitholders								(14,206)	(14,206)
Equity-based compensation expense and dividend equivalents, Value					29,237	(472)			28,765
Equity-based compensation expense and dividend equivalents, Shares	547,398
Dividends to Class A common stockholders						(17,361)			(17,361)
Change in accumulated other comprehensive income							38	10	48
Payroll taxes related to net settled restricted stock units, Value					(5,329)				(5,329)
Payroll taxes related to net settled restricted stock units, Shares	(131,895)
Other					113				113
Ending balance, Value at Dec. 31, 2021	$ 2				$ 515,443	$ (7,821)	$ 650	$ (439,207)	$ 69,067
Ending balance, Shares at Dec. 31, 2021	18,806,194	18,806,194	1	1