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, 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)
Currency 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
Beginning Balance at Dec. 31, 2019	344,948	174	157,886	205,680	1,146	(19,954)	1	15
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred dividends paid	(23)			(23)
Compensation expense for restricted stock	904		904
Tax related items for share based awards	(94)		(94)
Issuance of shares of common stock	2,000	1	1,999
Currency translation adjustment	(1,163)					(1,163)
Net income	5,648			5,710	(62)
Ending Balance at Mar. 31, 2020	$ 352,220	$ 175	$ 160,695	$ 211,367	$ 1,084	$ (21,117)	$ 1	$ 15