Fair Value Measurements (Assumptions) (Details) - Jun. 30, 2015 - USD ($) $ in Thousands	Total
Term Loan
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Discount rate (as a percent)	15.00%
Term Loan | Minimum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
CCC Bond (as a percent)	3.70%
Term Loan | Maximum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
CCC Bond (as a percent)	25.30%
Royalty Interest | Minimum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Revenue volatility	$ 191,503
Royalty Interest | Maximum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Revenue volatility	$ 439,655
Loan Commitment | Minimum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
CCC Bond (as a percent)	3.70%
Loan Commitment | Maximum
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
CCC Bond (as a percent)	25.30%
Level 3 | Senior Secured Term Loan
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Senior secured term loan	$ 23,086
Level 3 | Royalty Interest
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Revenue volatility (as a percent)	33.30%
Level 3 | Loan Commitment
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Discount rate (as a percent)	15.00%
Warrants
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Discount for lack of marketability volatility (as a percent)	4.30%
Volatility (as a percent)	26.50%
Warrants | Level 3
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Warrants	$ 6,157