Loss per Common Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings Per Share [Abstract]
Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest	$ (24,511)	$ (5,166)	$ 31,072	$ (23,417)	$ (6,381)	$ (1,868)	$ 19,555	$ (7,213)	$ (22,022)	$ 4,093	$ (133,202)
Numerator
Net income attributable to the noncontrolling interests									(9,054)	(6,890)	(6,461)
Income (Loss) from Continuing Operations Attributable to Parent									(31,076)	(2,797)	(139,663)
Effect of dilutive securities									0	0	0
Income (Loss) from Continuing Operations Attributable to Parent, Diluted									$ (31,076)	$ (2,797)	$ (139,663)
Denominator
Denominator for basic loss per common share – weighted average common shares									49,875,282	49,545,350	47,108,406
Effect of dilutive securities:
Dilutive potential common shares									0	0	0
Denominator for diluted loss per common share – adjusted weighted shares and assumed conversions									49,875,282	49,545,350	47,108,406
Basic and Diluted loss per common share from continuing operations									$ (0.62)	$ (0.06)	$ (2.96)