CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common stock	Paid-in capital	Retained earnings	Non controlling interest	Accum other comp loss	Series A preferred stock	Series B preferred stock
Beginning Balance at Dec. 31, 2017	$ 268,535	$ 174	$ 153,087	$ 134,182	$ 567	$ (19,491)	$ 1	$ 15
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred dividends paid	(23)			(23)
Compensation expense for restricted stock	736		736
Tax related items for share based awards			(54)
Issuance of shares of common stock	894		894
Cumulative translation adjustment	(377)					(377)
Net income	4,494			4,551	(57)
Ending Balance at Mar. 31, 2018	274,205	174	154,663	138,710	510	(19,868)	1	15
Beginning Balance at Dec. 31, 2018	308,254	174	156,190	169,735	1,406	(19,267)	1	15
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred dividends paid	(23)			(23)
Compensation expense for restricted stock	505		505
Tax related items for share based awards	(44)		(44)
Cumulative translation adjustment	702					702
Net income	7,187			7,291	(104)
Ending Balance at Mar. 31, 2019	$ 316,581	$ 174	$ 156,651	$ 177,003	$ 1,302	$ (18,565)	$ 1	$ 15