CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Public Markets	Common stock	Paid-in capital	Paid-in capital Public Markets	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	(45)					(45)
Compensation expense for restricted stock	1,029			1,029
Tax related items for share based awards	(128)			(128)
Currency translation adjustment	563							563
Net income	20,537					20,750	(213)
Ending Balance at Jun. 30, 2019	330,210		174	157,091		190,440	1,193	(18,704)	1	15
Beginning Balance at Mar. 31, 2019	316,581		174	156,651		177,003	1,302	(18,565)	1	15
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred dividends paid	(22)					(22)
Compensation expense for restricted stock	524			524
Tax related items for share based awards	(84)			(84)
Currency translation adjustment	(139)							(139)
Net income	13,350					13,459	(109)
Ending Balance at Jun. 30, 2019	330,210		174	157,091		190,440	1,193	(18,704)	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	(45)					(45)
Compensation expense for restricted stock	1,860			1,860
Stock compensation expense	27			27
Tax related items for share based awards	(116)			(116)
Issuance of common stock sold in public markets, net of commissions and fees	2,000	$ 1,142	1	1,999	$ 1,142
Currency translation adjustment	301			296		(227)		232
Net income	7,728					7,852	(124)
Ending Balance at Jun. 30, 2020	357,845		175	163,094		213,260	1,022	(19,722)	1	15
Beginning Balance at Mar. 31, 2020	352,220		175	160,695		211,367	1,084	(21,117)	1	15
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred dividends paid	(22)					(22)
Compensation expense for restricted stock	956			956
Stock compensation expense	27			27
Tax related items for share based awards	(22)			(22)
Issuance of common stock sold in public markets, net of commissions and fees	0	$ 1,142			$ 1,142
Currency translation adjustment	1,464			296		(227)		1,395
Net income	2,080					2,142	(62)
Ending Balance at Jun. 30, 2020	$ 357,845		$ 175	$ 163,094		$ 213,260	$ 1,022	$ (19,722)	$ 1	$ 15