Consolidated Statement of Changes in Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Preferred Stock Series A [Member]	Common Class A [Member]	Common Class B [Member]	Additional Paid In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2009	$ 27,945	$ 22,705	$ 209	$ 126,117	$ (67,197)	$ (1,652)	$ (6,971)	$ 3,158	$ 104,314
Balance (in shares) at Dec. 31, 2009		11,352	2,089
Comprehensive loss
Net (loss) income					(24,093)			243	(23,850)
Other comprehensive income (loss), net of reclassifications and taxes						3,594			3,594
Common stock conversion from Class B to Class A		6	0		(6)				0
Common stock conversion from Class B to Class A (in shares)		3	(2)
Accretion of discount on preferred stock	450				(450)				0
Stock option expense				35					35
Balance at Dec. 31, 2010	28,395	22,711	209	126,152	(91,746)	1,942	(6,971)	3,401	84,093
Balance (in shares) at Dec. 31, 2010		11,355	2,087
Comprehensive loss
Net (loss) income					(8,563)			875	(7,688)
Transfer of noncontrolling interest related to Variable Interest Entity								589	589
Other comprehensive income (loss), net of reclassifications and taxes						(1,142)			(1,142)
Common stock conversion from Class B to Class A		12	(1)		(11)				0
Common stock conversion from Class B to Class A (in shares)		7	(6)
Accretion of discount on preferred stock	483				(483)				0
Stock option expense				93					93
Balance at Dec. 31, 2011	28,878	22,723	208	126,245	(100,803)	800	(6,971)	4,865	75,945
Balance (in shares) at Dec. 31, 2011		11,362	2,081
Comprehensive loss
Net (loss) income					(15,625)			(1,005)	(16,630)
Other comprehensive income (loss), net of reclassifications and taxes						(942)			(942)
Common stock conversion from Class B to Class A		140	(6)		(134)				0
Common stock conversion from Class B to Class A (in shares)		70	(61)
Accretion of discount on preferred stock	518				(518)				0
Stock option expense				42					42
Balance at Dec. 31, 2012	$ 29,396	$ 22,863	$ 202	$ 126,287	$ (117,080)	$ (142)	$ (6,971)	$ 3,860	$ 58,415
Balance (in shares) at Dec. 31, 2012		11,432	2,020