Selected Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	May 06, 2016	Apr. 21, 2016
Debt Instrument [Line Items]
Net revenue	$ 96,107	$ 98,534	$ 100,935	$ 101,345	$ 100,839	$ 103,764	$ 108,296	$ 111,424	$ 396,921	$ 424,323	$ 453,842
Operating (loss) income	1,425	(2,624)	(1,462)	(3,722)	76,217	(19,711)	(41,451)	(7,941)	(6,383)	7,114	752
Net income (loss)	$ (259)	$ (5,506)	$ 20,733	$ (6,925)	$ 86,996	$ (22,006)	$ (31,068)	$ (12,764)	$ 8,043	$ 21,158	$ (68,989)
Earnings (loss) per share:
Basic (in dollars per share)	$ (0.01)	$ (0.21)	$ 0.81	$ (0.28)	$ 3.50	$ (0.89)	$ (1.26)	$ (0.52)	$ 0.31	$ 0.86	$ (2.84)
Diluted (in dollars per share)	$ (0.01)	$ (0.21)	$ 0.79	$ (0.28)	$ 3.47	$ (0.89)	$ (1.26)	$ (0.52)	$ 0.31	$ 0.84	$ (2.84)
Gain (loss) on extinguishment of debt			$ 38,497		$ 17,911				$ 37,893	$ 17,911	$ (493)
Repurchase amount			$ 71,152
Fixed asset impairment charge		$ 742				$ 12,420	$ 1,014		742	14,571	4,569
Impairment of goodwill							$ 31,558		0	31,558	137
Gain on sale of building					77,146				0	77,146	0
Gain (loss) on lease termination					2,967				$ 0	2,967	$ 0
2013 Senior Credit Facility [Member] | Revolving Credit Facility [Member]
Earnings (loss) per share:
Repurchase amount					10,947					10,947		$ 25,978	$ 3,787
Repurchased face amount					$ 29,829					$ 29,829		$ 62,447	$ 8,705