CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY AND COMPREHENSIVE INCOME (LOSS) (USD $)	Total	PREDECESSOR	Preferred Stock	Preferred Stock PREDECESSOR	Common Stock	Common Stock PREDECESSOR	Additional Paid-In Capital	Additional Paid-In Capital PREDECESSOR	Retained Earnings	Retained Earnings PREDECESSOR	Accumulated Other Comprehensive Income/(Loss)	Accumulated Other Comprehensive Income/(Loss) PREDECESSOR	Noncontrolling Interests	Noncontrolling Interests PREDECESSOR	Comprehensive Income/(Loss)	Comprehensive Income/(Loss) PREDECESSOR
Balance at Dec. 31, 2008		$ 436,877,000		$ 46,609,000		$ 50,550,000		$ 91,786,000		$ 258,134,000		$ (10,202,000)
Balance (in shares) at Dec. 31, 2008				48,000		29,471,000
Increase (Decrease) in Stockholders' Equity
Net income (loss)		(10,292,000)								(9,437,000)				(855,000)		(10,292,000)
Foreign currency translation adjustment arising during period		3,007,000										3,007,000				3,007,000
Comprehensive income (loss)		(7,285,000)														(7,285,000)
Share-based compensation		4,259,000						4,259,000
Shares issued under stock option plans, including related tax benefit		(1,126,000)				27,000		(1,153,000)
Shares issued under stock option plans, including related tax benefit (in shares)						(18,000)
Balance at Dec. 31, 2009		432,725,000		46,609,000		50,577,000		94,892,000		248,697,000		(7,195,000)		(855,000)
Balance (in shares) at Dec. 31, 2009				48,000		29,453,000
Increase (Decrease) in Stockholders' Equity
Net income (loss)		(176,349,000)								(176,177,000)				(172,000)		(176,349,000)
Foreign currency translation adjustment arising during period		(627,000)										(627,000)				(627,000)
Comprehensive income (loss)		(176,976,000)														(176,976,000)
Share-based compensation		6,201,000						6,201,000
Purchase minority interest								(745,000)						745,000
Reclass deferred director's fees to accrued expenses		(724,000)						(724,000)
Shares issued under stock option plans, including related tax benefit		(3,605,000)						(3,605,000)
Shares issued under stock option plans, including related tax benefit (in shares)						(116,000)
Balance at Nov. 15, 2010		257,621,000		46,609,000		50,577,000		96,019,000		72,520,000		(7,822,000)		(282,000)
Balance (in shares) at Nov. 15, 2010				48,000		29,337,000
Balance at Nov. 16, 2010	452,644,000						452,444,000						200,000
Balance (in shares) at Nov. 16, 2010					21,345,000
Increase (Decrease) in Stockholders' Equity
Net income (loss)	6,183,000								6,201,000				(18,000)		6,183,000
Foreign currency translation adjustment arising during period	257,000										257,000				257,000
Comprehensive income (loss)	6,440,000														6,440,000
Return on preferred shares	(753,000)								(753,000)
Payments for common share exchange	(56,875,000)						(56,875,000)
Redemption of preferred shares	(158,843,000)						(158,843,000)
Balance at Dec. 31, 2010	242,613,000						236,726,000		5,448,000		257,000		182,000
Balance (in shares) at Dec. 31, 2010	21,344,741				21,345,000
Increase (Decrease) in Stockholders' Equity
Net income (loss)	52,992,000		0		0				53,163,000				(171,000)		52,992,000
Foreign currency translation adjustment arising during period	(433,000)										(433,000)				(433,000)
Comprehensive income (loss)	52,559,000														52,559,000
Share-based compensation	2,383,000						2,383,000
Funds contributed by co-investors	1,400,000						1,400,000
Balance at Dec. 31, 2011	$ 298,955,000		$ 0		$ 0		$ 240,509,000		$ 58,611,000		$ (176,000)		$ 11,000
Balance (in shares) at Dec. 31, 2011	21,344,741				21,345,000