UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF SERIES A REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Series A Redeemable Convertible Preferred Stock	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit	Noncontrolling Interests in Operating Subsidiaries
Beginning balance (in shares) at Dec. 31, 2020		350,000
Beginning balance at Dec. 31, 2020		$ 10,924
Increase (Decrease) in Temporary Equity [Roll Forward]
Accretion of Series A Redeemable Convertible Preferred Stock to redemption value		$ 3,829
Ending balance (in shares) at Dec. 31, 2021		350,000
Ending balance at Dec. 31, 2021		$ 14,753
Beginning balance (in shares) at Dec. 31, 2020			49,279,453
Beginning balance at Dec. 31, 2020	$ 288,316		$ 49	$ (43,270)	$ 651,416	$ (330,921)	$ 11,042
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income including noncontrolling interests in subsidiaries	150,365					149,197	1,168
Distributions to noncontrolling interests in subsidiaries	(1,168)						(1,168)
Accretion of Series A Redeemable Convertible Preferred Stock to redemption value	(3,829)				(3,829)
Dividend on Series A Redeemable Convertible Preferred Stock	(1,452)				(1,452)
Stock options exercised (in shares)			60,000
Stock options exercised	202		$ 1		201
Issuance of common stock for vesting of restricted stock units (in shares)			28,834
Issuance of common stock for unvested restricted stock awards, net of forfeitures (in shares)			223,565
Compensation expense for share-based awards	2,053				2,053
Repurchase of common stock (in shares)			(784,104)
Repurchase of common stock	(4,012)		$ (1)	(4,011)
Ending balance (in shares) at Dec. 31, 2021			48,807,748
Ending balance at Dec. 31, 2021	430,475		$ 49	(47,281)	648,389	(181,724)	11,042
Increase (Decrease) in Temporary Equity [Roll Forward]
Accretion of Series A Redeemable Convertible Preferred Stock to redemption value		$ 5,171
Ending balance (in shares) at Dec. 31, 2022		350,000
Ending balance at Dec. 31, 2022		$ 19,924
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income including noncontrolling interests in subsidiaries	(110,939)					(125,065)	14,126
Distributions to noncontrolling interests in subsidiaries	(14,126)						(14,126)
Accretion of Series A Redeemable Convertible Preferred Stock to redemption value	(5,171)				(5,171)
Dividend on Series A Redeemable Convertible Preferred Stock	(2,799)				(2,799)
Stock Issued During Period, Value, Warrants Exercised	20,650		$ 5		20,645
Warrants Exercised, Shares			5,000,000
Issuance of common stock for vesting of restricted stock units (in shares)			646,668
Issuance of common stock for unvested restricted stock awards, net of forfeitures (in shares)			197,999
Shares withheld related to net share settlement of share-based awards (in shares)			(372,314)
Shares withheld related to net share settlement of share-based awards	(1,600)				(1,600)
Compensation expense for share-based awards	3,820				3,820
Repurchase of common stock (in shares)			(10,795,234)
Repurchase of common stock	(50,988)		$ (11)	(50,977)
Ending balance (in shares) at Dec. 31, 2022			43,484,867
Ending balance at Dec. 31, 2022	$ 269,322		$ 43	$ (98,258)	$ 663,284	$ (306,789)	$ 11,042