CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Predecessor [Member]	Class A Voting [Member]	Class B Non-Voting [Member]	Preferred Stock [Member]	Preferred Stock [Member] Predecessor [Member]	Preferred Stock [Member] Class B Non-Voting [Member]	Common Stock [Member]	Common Stock [Member] Predecessor [Member]	Common Stock [Member] Class A Voting [Member]	Common Stock [Member] Class B Non-Voting [Member]	Warrants [Member]	Warrants [Member] Predecessor [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Predecessor [Member]	Additional Paid-in Capital [Member] Class B Non-Voting [Member]	Accumulated Deficit [Member]	Accumulated Deficit [Member] Predecessor [Member]	Treasury Stock [Member] Predecessor [Member]
Balance at Dec. 31, 2009	$ (83,072)								$ 17						$ 20,399			$ (93,853)	$ (9,635)
Balance, shares at Dec. 31, 2009									17,141,124										(4,668,069)
Stock-based compensation - stock options	49														49
Restricted stock - forfeited
Restricted stock - forfeited, shares									(23,500)
Stock-based compensation - restricted stock	66														66
Net income (loss)	(20,839)	(20,839)																(20,839)
Balance at Dec. 31, 2010	(103,796)								17						20,514			(114,692)	(9,635)
Balance, shares at Dec. 31, 2010									17,115,624										(4,668,069)
Elimination of Predecessor's Equity	20,151								(17)						(20,514)		(843)	31,890	9,635
Elimination of Predecessor's Equity, shares									(17,115,624)										4,668,069
Issuance of shares				141,616							9					141,607
Issuance of shares, shares										10	8,550,000
Issuance of Class B Warrants	16,318											16,318
Issuance of Class B Warrants, shares												950,001
Net income (loss)	82,802	82,802																82,802
Balance at Mar. 31, 2011	157,091							9				16,318		141,607			(843)
Balance, shares at Mar. 31, 2011								8,550,010				950,001
Issuance of shares
Issuance of shares, shares											489,035
Exercise of Class B Warrants												(8,661)		8,661
Exercise of Class B Warrants, shares												(489,035)
Net income (loss)	(14,077)																(14,077)
Balance at Dec. 31, 2011	143,014							9				7,657		150,268			(14,920)
Balance, shares at Dec. 31, 2011								9,039,045				460,966
Payments made on behalf of owners	(1,098)													(1,098)
Issuance of shares
Issuance of shares, shares
Net income (loss)	(29,627)																(29,627)
Balance at Dec. 31, 2012	$ 112,289							$ 9				$ 7,657		$ 149,170			$ (44,547)
Balance, shares at Dec. 31, 2012								9,039,045				460,966