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, 2014	$ 18,856	$ 110,697	$ (115,864)	$ (2,492)	$ (5,571)	$ 387	$ 56,400	$ 193	$ 62,606
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)			4,586			500			5,086
Other comprehensive income, net of reclassifications and taxes				372					372
Distributions to non controlling interests						(411)			(411)
Treasury shares issued for compensation		(252)			288				36
Stock option expense		57							57
Balance at Sep. 30, 2015	18,856	110,502	(111,278)	(2,120)	(5,283)	476	56,400	193	67,746
Balance at Dec. 31, 2015	18,856	110,494	(104,879)	(3,919)	(5,249)	394	$ 56,408	$ 193	72,298
Balance (in shares) at Dec. 31, 2015							28,204,182	1,928,289
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	0	0	6,253	0	0	342	$ 0	$ 0	6,595
Other comprehensive income, net of reclassifications and taxes	0	0	0	1,003	0	0	0	0	1,003
Distributions to non controlling interests	0	0	0	0	0	(234)	0	0	(234)
Common stock conversion from Class B to Class A			(8)				$ 9	$ (1)
Common stock conversion from Class B to Class A (in shares)							4,000	(3,000)
Repurchase of preferred stock	(6,651)	(3,341)	0	0	0	0	$ 0	$ 0	(9,992)
Treasury shares issued for compensation	0	(231)	0	0	270	0	0	0	39
Stock options exercised	0	(11)	0	0	0	0	$ 40	0	$ 29
Stock options exercised (in shares)							20,000		20,000
Stock option expense	0	64	0	0	0	0	$ 0	0	$ 64
Balance at Sep. 30, 2016	$ 12,205	$ 106,975	$ (98,634)	$ (2,916)	$ (4,979)	$ 502	$ 56,457	$ 192	$ 69,802
Balance (in shares) at Sep. 30, 2016							28,228,389	1,924,629