CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning balance (in shares) at Dec. 31, 2016		0	13,036,954
Beginning balance at Dec. 31, 2016	$ 270,361		$ 218,354	$ 59,386	$ (7,482)	$ 103
Exercise of common stock options, includes net settlement of shares (in shares)			166,894
Exercise of common stock options, includes net settlement of shares	1,615		$ 1,615
Exercise of common stock warrants (in shares)			12,461
Exercise of common stock warrants	150		$ 150
Issuance of restricted stock, net of forfeitures (in shares)			26,718
Issuance of restricted stock, net of forfeitures	0
Stock based compensation expense, net of forfeitures	2,802		$ 2,802
Reclassification of disproportionate tax effect	0			1,202	(1,202)
Stock issued in conjunction with 401 (k) employer match, net of distributions (in shares)			(5,899)
Stock issued in conjunction with 401(k) employer match, net of distributions	256		$ 256
Net income	28,099			28,099
Earnings attributable to noncontrolling interest	(16)			(16)
Other comprehensive loss	1,898				1,898
Ending balance (in shares) at Dec. 31, 2017		0	13,237,128
Ending balance at Dec. 31, 2017	304,653		$ 222,665	88,671	(6,786)	103
Exercise of common stock options, includes net settlement of shares (in shares)			216,400
Exercise of common stock options, includes net settlement of shares	3,047		$ 3,047
Issuance of restricted stock, net of forfeitures (in shares)			122,469
Issuance of restricted stock, net of forfeitures	0
Stock based compensation expense, net of forfeitures	6,569		$ 6,569
Stock issued in conjunction with 401 (k) employer match, net of distributions (in shares)			(8,302)
Stock issued in conjunction with 401(k) employer match, net of distributions	308		$ 308
Stock issued for acquisition, net of issuance costs (in shares)			(970,390)
Stock issued for acquisition, net of issuance costs	(32,932)		$ (32,932)
Net income	34,521			34,521
Earnings attributable to noncontrolling interest	(16)			(16)
Reclassification of issuance costs on preferred stock of consolidated subsidiary noncontrolling interest	(10)					(10)
Other comprehensive loss	(8,555)				(8,555)
Ending balance (in shares) at Dec. 31, 2018		0	14,538,085
Ending balance at Dec. 31, 2018	372,833		$ 264,905	123,176	(15,341)	93
Exercise of common stock options, includes net settlement of shares (in shares)			307,855
Exercise of common stock options, includes net settlement of shares	5,307		$ 5,307
Issuance of restricted stock, net of forfeitures (in shares)			3,074
Issuance of restricted stock, net of forfeitures	0
Stock based compensation expense, net of forfeitures	5,917		$ 5,917
Stock issued in conjunction with 401 (k) employer match, net of distributions (in shares)			(997)
Stock issued in conjunction with 401(k) employer match, net of distributions	0
Purchase of treasury stock (in shares)			(26,423)
Purchase of treasury stock	(717)		$ (717)
Cash dividends - Common stock ($0.18 per share)	(2,636)			(2,636)
Net income	14,822			14,822
Earnings attributable to noncontrolling interest	(16)			(16)
Other comprehensive loss	17,160				17,160
Ending balance (in shares) at Dec. 31, 2019		0	14,821,594
Ending balance at Dec. 31, 2019	$ 410,426		$ 275,412	$ 133,102	$ 1,819	$ 93