CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Net revenues	$ 29,742	$ 32,469
Costs and operating expenses:
Cost of product sales	10,040	11,238
Selling, general and administrative expense	20,275	25,950
Research and development expense	528	928
Depreciation and amortization expense	18,547	23,664
Change in fair value of contingent consideration	346	(5,502)
Restructuring costs	100	0
Total costs and operating expenses	49,836	56,278
Loss from operations	(20,094)	(23,809)
Other income (expense):
Interest expense	(8,959)	(9,024)
Change in fair value of derivative liability	(354)	6,794
Foreign currency transaction gain	0	138
Total other expense, net	(9,313)	(2,092)
Loss before income tax expense	(29,407)	(25,901)
Income tax expense	55	35
Net loss	(29,462)	(25,936)
Other comprehensive loss:
Unrealized gain during period, net of tax of $0 and $0, respectively	6	0
Comprehensive loss	$ (29,456)	$ (25,936)
Net Loss per share, basic	$ (2.94)	$ (4.24)
Net Loss per share, diluted	$ (2.94)	$ (4.24)
Weighted-average common shares, basic	10,016	6,112
Weighted-average common shares, diluted	10,016	6,112