CONSOLIDATED STATEMENTS OF MEZZANINE AND STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Mezzanine	Common Stock Outstanding	Additional Paid-in Capital	Retained Earnings (Accumulated Deficit)	Noncontrolling Interest	Noncontrolling Interest Mezzanine
Temporary equity, carrying amount, beginning balance at Dec. 31, 2019		$ 168,724
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		83,621
Distribution to noncontrolling interest		1,037
Dividends		(137,071)
Temporary equity, carrying amount, ending balance at Dec. 31, 2020		114,237
Balance at beginning (in shares) at Dec. 31, 2019			35,908,057
Balance at beginning at Dec. 31, 2019	$ 192,335		$ 36	$ 159,608	$ 31,905	$ 786
Increase (Decrease) in Stockholders' Equity
Net income	38,699				37,866	833
Purchase of treasury shares (in shares)			(16,897)
Purchase of treasury shares	(301)			(301)
Shares issued for vesting of restricted stock awards (in shares)			66,788
Shares issued for cashless exercise of warrants (in shares)			66,517
Shares issued for cash and exercise of options and warrants (in shares)			1,240,622
Shares issued for cash and exercise of options and warrants	11,492		$ 1	11,491
Share-based compensation	3,383			3,383
Cancellation of restricted stock awards	(236)			(236)
Dividends (in shares)			4,984,050
Dividends	85,539		$ 5	87,066		(1,532)
Balance at ending (in shares) at Dec. 31, 2020			42,249,137
Balance at ending at Dec. 31, 2020	330,911		$ 42	261,011	69,771	87
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		(27,331)
Purchase of non-controlling interest	75	1,546				75
Sale of non-controlling interest		150
Dividends		(30,000)
Temporary equity, carrying amount, ending balance at Dec. 31, 2021	55,510	55,510
Increase (Decrease) in Stockholders' Equity
Net income	76,625				73,858	2,767
Purchase of treasury shares (in shares)			(174,158)
Purchase of treasury shares	(5,738)			(5,738)
Purchase of noncontrolling interest	(75)	(1,546)				(75)
Sale of shares by noncontrolling interest (in shares)			1,638,045
Sale of shares by noncontrolling interest	40,134		$ 2	40,132
Shares issued for vesting of restricted stock awards (in shares)			29,973
Shares issued for cash and exercise of options and warrants (in shares)			898,583
Shares issued for cash and exercise of options and warrants	9,061		$ 1	9,060
Share-based compensation	6,745			6,745
Investment in non-controlling interest	3,769					3,769
Acquisition of non-controlling interest	500					500
Cancellation of restricted stock awards (in shares)			(10,707)
Cancellation of restricted stock awards	(334)			(334)
Non-controlling interest capital change	48					48
Dividends	$ (1,156)					(1,156)
Balance at ending (in shares) at Dec. 31, 2021	44,630,873		44,630,873
Balance at ending at Dec. 31, 2021	$ 460,490		$ 45	310,876	143,629	5,940
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)							$ (2,725)
Purchase of non-controlling interest	4,338					4,338
Share buy back							(708)
Tax impact of acquisition							$ (448)
Dividends		(37,947)
Temporary equity, carrying amount, ending balance at Dec. 31, 2022	13,682	$ 13,682
Increase (Decrease) in Stockholders' Equity
Net income	53,256				49,049	4,207
Purchase of treasury shares (in shares)			(250,000)
Purchase of treasury shares	(9,250)			(9,250)
Purchase of noncontrolling interest	(4,338)					(4,338)
Sale of non-controlling interest	66					66
Shares issued for vesting of restricted stock awards (in shares)			342,584
Shares issued for vesting of restricted stock awards	(321)			(321)
Shares issued for cash and exercise of options and warrants (in shares)			860,528
Shares issued for cash and exercise of options and warrants	8,633		$ 1	8,632
Share-based compensation	16,101			16,101
Issuance of shares for business acquisition (in shares)			18,756
Issuance of shares for business acquisition	1,000			1,000
Investment in non-controlling interest	371					371
Cancellation of restricted stock awards (in shares)			(11,084)
Cancellation of restricted stock awards	(457)			(457)
AAMG stock contingent consideration (see Note 3)	5,569			5,569
Dividends (in shares)			984,042
Dividends	$ 23,893		$ 1	27,947		(4,055)
Balance at ending (in shares) at Dec. 31, 2022	46,575,699		46,575,699
Balance at ending at Dec. 31, 2022	$ 555,013		$ 47	$ 360,097	$ 192,678	$ 2,191