Quarterly report pursuant to Section 13 or 15(d)

Term Loan Agreements and Long Term Debt - Term Loan Agreement and Revenue Interest Agreement (Details)

v3.8.0.1
Term Loan Agreements and Long Term Debt - Term Loan Agreement and Revenue Interest Agreement (Details) - USD ($)
$ in Millions
Nov. 12, 2014
Sep. 30, 2017
Term Loan    
Debt Instrument [Line Items]    
Interest payable, percent   8.50%
Three Peaks Loan | Revenue Interest Purchase Agreement    
Debt Instrument [Line Items]    
Royalty percentage on net revenue 3.75%  
Maximum revenue subject to royalties payable calculation $ 30  
Aggregate revenues subject to royalties payable, term 12 months