Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Unobservable Inputs (Details)

v3.6.0.2
Fair Value Measurements - Unobservable Inputs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amount owed to Cydex CVR holders $ 2,916 $ 3,033
CyDex    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Revenue Threshold for Revenue Sharing   15,000
Range of annual revenue subject to revenue sharing [1]   $ 22,500
Revenue volatility (percent) 25.00% 25.00%
Average of probability of commercialization (percent) 12.50% 73.00%
Sales beta (decimal)   0.40
Credit rating (non-numeric) BB BB
Equity risk premiun (percent) 6.00% 6.00%
Market price of risk (percent) 3.20%  
Amount owed to Cydex CVR holders $ 5,000  
[1] For the December 31, 2015 valuation date, revenue subject to revenue sharing represent management’s estimate of the range of total annual revenue subject to revenue sharing (i.e. annual revenues in excess of $15 million) through December 31, 2016, which is the term of the CVR agreement. For the December 31, 2016 valuation date, the Cydex CVR was determined based on the actual $5.0 million amount owed to Cydex CVR holders as the Cydex CVR agreement ended at December 31, 2016. This amount was subsequently paid in February 2017.