Consolidated Statement of Changes in Equity (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock [Member]	Common Class B [Member]	Treasury Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2009	$ 259	$ 74	$ (4,316)	$ 137,037	$ (60,577)	$ (242)	$ 72,235	$ 5,660	$ 77,895
Balance (in shares) at Dec. 31, 2009	25,932,741	7,448,585
Stock-based compensation	0	0	0	1,435	0	0	1,435	0	1,435
Exchange of Class B shares to common	3	(3)	0	241	0	(5)	236	(236)	0
Exchange of Class B shares to common (in shares)	336,600	(336,600)
Issuance of restricted stock, (net of forfeitures)	0	0	0	0	0	0	0	0	0
Issuance of restricted stock, (net of forfeitures) (in shares)	5,993	0
Comprehensive loss:
Hedging settlements	0	0	0	0	0	155	155	42	197
Change in derivative financial instrument fair value	0	0	0	0	0	92	92	26	118
Net loss	0	0	0	0	(19,983)	0	(19,983)	(5,240)	(25,223)
Total comprehensive loss							(19,736)	(5,172)	(24,908)
Balance at Dec. 31, 2010	262	71	(4,316)	138,713	(80,560)	0	54,170	252	54,422
Balance (in shares) at Dec. 31, 2010	26,275,334	7,111,985
Sale of common stock, net of expenses	638	0	0	32,639	0	0	33,277	0	33,277
Sale of common stock, net of expenses (in shares)	63,773,603	0
Sale of Class B stock, net of expenses	0	184	0	0	0	0	184	9,326	9,510
Sale of Class B stock, net of expenses (in shares)	0	18,369,262
Issuance of common stock in exchange for debt	66	0	0	11,535	0	0	11,601	0	11,601
Issuance of common stock in exchange for debt (in shares)	6,597,790	0
Stock-based compensation	0	0	0	1,493	0	0	1,493	0	1,493
Exchange of Class B shares to common	69	(69)	0	2,477	0	0	2,477	(2,477)	0
Exchange of Class B shares to common (in shares)	6,858,303	(6,858,303)
Issuance of restricted stock, (net of forfeitures)	0	0	0	0	0	0	0	0	0
Issuance of restricted stock, (net of forfeitures) (in shares)	1,878,265	0
Comprehensive loss:
Net loss	0	0	0	0	(8,717)	0	(8,717)	(1,644)	(10,361)
Total comprehensive loss							(8,717)	(1,644)	(10,361)
Balance at Dec. 31, 2011	$ 1,035	$ 186	$ (4,316)	$ 186,857	$ (89,277)	$ 0	$ 94,485	$ 5,457	$ 99,942
Balance (in shares) at Dec. 31, 2011	105,383,295	18,622,944