CONSOLIDATED STATEMENT OF CHANGES IN EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect Adjustment	Adjusted balance	Class A Common Stock	Total Stockholders' Equity	Total Stockholders' Equity Cumulative Effect Adjustment	Total Stockholders' Equity Adjusted balance	Common Stock Class A Common Stock	Common Stock Class A Common Stock Adjusted balance	Common Stock Class B Common Stock	Common Stock Class B Common Stock Adjusted balance	Treasury Stock	Treasury Stock Adjusted balance	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Adjusted balance	Additional Paid-In Capital	Additional Paid-In Capital Adjusted balance	Retained Earnings (Deficit)	Retained Earnings (Deficit) Cumulative Effect Adjustment	Retained Earnings (Deficit) Adjusted balance	Non-controlling Interest	Non-controlling Interest Adjusted balance
Balance at beginning of period (in shares) at Dec. 31, 2018								14,178		20,800		99
Balance at beginning of period at Dec. 31, 2018	$ 90,294				$ 45,806			$ 142		$ 209		$ (2,011)		$ 2		$ 46,157		$ 1,307			$ 44,488
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation	5,271				5,271											5,271
Restricted stock unit vesting (in shares)								301
Restricted stock unit vesting	(1,104)				(1,104)			$ 3								(1,107)
Consolidated net income	14,213				8,450													8,450			5,763
Foreign currency translation adjustment for equity method investee	(102)				(42)									(42)							(60)
Gain on settlement of TRA, net of tax	11,951				11,951											11,951
Distributions paid to non-controlling unit holders	(34,794)																				(34,794)
Dividends paid to Class A common stockholders	(10,382)				(10,382)											(7,776)		(2,606)
Changes in ownership interest	0				(680)											(680)					680
Dividends to Preferred Stock/Shareholders	(8,106)				(8,106)											(2,029)		(6,077)
Proceeds from disgorgement of stockholder short-swing profits	55				55											55
Acquisition of Customers from Affiliate	(10)																				(10)
Balance at end of period (in shares) at Dec. 31, 2019								14,479	14,479	20,800	20,800	99	99
Balance at end of period at Dec. 31, 2019	67,286	$ (633)	$ 66,653		51,219	$ (633)	$ 50,586	$ 145	$ 145	$ 209	$ 209	$ (2,011)	$ (2,011)	(40)	$ (40)	51,842	$ 51,842	1,074	$ (633)	$ 441	16,067	$ 16,067
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation	2,357				2,357											2,357
Restricted stock unit vesting (in shares)								293
Restricted stock unit vesting	(912)				(912)			$ 3								(915)
Consolidated net income	68,218				29,290													29,290			38,928
Foreign currency translation adjustment for equity method investee	0
Distributions paid to non-controlling unit holders	(29,450)																				(29,450)
Dividends paid to Class A common stockholders	(10,569)				(10,569)													(10,569)
Changes in ownership interest	0				1,938											1,938					(1,938)
Dividends to Preferred Stock/Shareholders	(7,441)				(7,441)													(7,441)
Treasury Shares (in shares)												(45)
Treasury Shares	(395)			$ (400)	(395)							$ (395)
Balance at end of period (in shares) at Dec. 31, 2020								14,772		20,800		144
Balance at end of period at Dec. 31, 2020	88,461				64,854			$ 148		$ 209		$ (2,406)		(40)		55,222		11,721			23,607
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation	3,151				3,151											3,151
Restricted stock unit vesting (in shares)								219
Restricted stock unit vesting	(1,083)				(1,083)			$ 2								(1,085)
Consolidated net income	(3,951)				5,195													5,195			(9,146)
Foreign currency translation adjustment for equity method investee	0
Distributions paid to non-controlling unit holders	(17,436)																				(17,436)
Dividends paid to Class A common stockholders	(10,987)				(10,987)											(2,651)		(8,336)
Changes in ownership interest	0				(294)											(294)					294
Dividends to Preferred Stock/Shareholders	(7,804)				(7,804)													(7,804)
Exchange of shares of Class B common stock to shares of Class A common stock (in shares)								800		(800)
Exchange of shares of Class B common stock to shares of Class A common stock	0				320			$ 8		$ (8)						320					(320)
Balance at end of period (in shares) at Dec. 31, 2021								15,791		20,000		144
Balance at end of period at Dec. 31, 2021	$ 50,351				$ 53,352			$ 158		$ 201		$ (2,406)		$ (40)		$ 54,663		$ 776			$ (3,001)