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Notes Payable Related to Acquisition (Details) - Medliance - Subordinated convertible promissory notes - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2014
Sep. 30, 2016
Sep. 30, 2016
Notes Payable Related to Acquisition      
Aggregate borrowings $ 16,385    
Interest rate (as a percent) 8.00%    
Interest expense   $ 0 $ 706
Fair value of promissory notes $ 14,347    
Term of debt 18 months    
Amortization of discount to interest expense   $ 0 $ 755