CONSOLIDATED STATEMENTS OF MEZZANINE AND STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock Outstanding	Additional Paid-in Capital	Retained Earnings	Non-controlling Interest	Non-controlling Interest Mezzanine
Temporary equity, carrying amount, beginning balance at Dec. 31, 2020						$ 114,237
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income						760
Temporary equity, carrying amount, ending balance at Mar. 31, 2021						114,847
Equity, beginning balance (in shares) at Dec. 31, 2020		42,249,137
Equity, beginning balance at Dec. 31, 2020	$ 330,911	$ 42	$ 261,011	$ 69,771	$ 87
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	13,698			13,151	547
Purchase of non-controlling interest	(75)				(75)	(150)
Sale of non-controlling interest	37				37
Shares issued for vesting of restricted stock awards (in shares)		7,689
Shares issued for vesting of restricted stock awards	0
Shares issued for exercise of options and warrants (in shares)		421,002
Shares issued for exercise of options and warrants	4,256	$ 1	4,255
Purchase of treasury shares (in shares)		(34,158)
Purchase of treasury shares	(342)		(342)
Share-based compensation	1,346		1,346
Cancellation of restricted stock awards (shares)		(5,281)
Cancellation of restricted stock awards	(144)		(144)
Equity, ending balance at Mar. 31, 2021	349,687	$ 43	266,126	82,922	596
Equity, ending balance (in shares) at Mar. 31, 2021		42,638,389
Temporary equity, carrying amount, beginning balance at Dec. 31, 2021	55,510					55,510
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income						(3,129)
Dividends						0
Share buy back						(230)
Temporary equity, carrying amount, ending balance at Mar. 31, 2022	52,151					52,151
Equity, beginning balance (in shares) at Dec. 31, 2021		44,630,873
Equity, beginning balance at Dec. 31, 2021	460,490	$ 45	310,876	143,629	5,940
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	15,202			14,264	938
Purchase of non-controlling interest	(200)				(200)	$ 0
Sale of non-controlling interest	36				36
Shares issued for vesting of restricted stock awards (in shares)		81,779
Shares issued for vesting of restricted stock awards	0		0
Shares issued for exercise of options and warrants (in shares)		124,735
Shares issued for exercise of options and warrants	1,573		1,573
Share-based compensation	3,055		3,055
Issuance of shares for business acquisition (shares)		18,756
Issuance of shares for business acquisition	1,000		1,000
Dividends	(1,178)				(1,178)
Cancellation of restricted stock awards (shares)		(11,084)
Cancellation of restricted stock awards	(457)		(457)
Equity, ending balance at Mar. 31, 2022	$ 479,521	$ 45	$ 316,047	$ 157,893	$ 5,536
Equity, ending balance (in shares) at Mar. 31, 2022		44,845,059