Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Schedule of Maturities of Long-term Debt

Scheduled maturities of the term debt are as follows (in thousands):

2017	$	—
2018	8,000
2019	8,000
2020	4,000
Principal balance outstanding	20,000
Less: unamortized debt discount and issuance costs	(1,176		)
Net carrying value of debt	18,824
Less: current portion	—
Long-term debt	$	18,824