Consolidated Statement of Changes in Shareholders' Equity - USD ($) $ in Thousands	Preferred Stock Series A [Member]	Additional Paid In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]	Class A - Common stock	Class B - Common stock	Total
Balance at Dec. 31, 2015	$ 18,856	$ 110,494	$ (104,879)	$ (3,919)	$ (5,249)	$ 394	$ 56,408	$ 193	$ 72,298
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			2,189			76			2,265
Other comprehensive income, net of reclassifications and taxes				1,666					1,666
Distributions to non controlling interests						(45)			(45)
Repurchase of preferred stock	(4,000)	(1,800)							(5,800)
Treasury shares issued for compensation		(189)			222				33
Stock options exercised		(11)					40		$ 29
Stock options exercised (in shares)									20,000
Stock option expense		21							$ 21
Balance at Mar. 31, 2016	14,856	108,515	(102,690)	(2,253)	(5,027)	425	56,448	193	70,467
Balance at Dec. 31, 2016	0	99,667	(94,512)	(5,219)	(4,965)	625	$ 56,484	$ 193	52,273
Balance (in shares) at Dec. 31, 2016							28,242,055	1,924,629
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	0	0	1,812	0	0	43	$ 0	$ 0	1,855
Other comprehensive income, net of reclassifications and taxes	0	0	0	690	0	0	0	0	690
Distributions to non controlling interests	0	0	0	0	0	(108)	0	0	(108)
Treasury shares issued for compensation	0	(239)	0	0	336	0	0	0	97
Stock options exercised	0	(1)	0	0	0	0	$ 4	0	$ 3
Stock options exercised (in shares)							2,000		2,000
Stock option expense	0	17	0	0	0	0	$ 0	0	$ 17
Balance at Mar. 31, 2017	$ 0	$ 99,444	$ (92,700)	$ (4,529)	$ (4,629)	$ 560	$ 56,488	$ 193	$ 54,827
Balance (in shares) at Mar. 31, 2017							28,244,055	1,924,629