Long-term Debt (Tables)

3 Months Ended

Mar. 31, 2017

Debt Disclosure [Abstract]

Schedule of Annual Principal and Interest Payments Due Under Term Loan

As of March 31, 2017, annual principal and interest payments due under the 2015 term loan are as follows: 

Year	Aggregate Minimum Payments (in thousands)
2017	$	8,734
2018		11,082
2019		10,448
2020		4,383
Total	$	34,647
Less interest		(2,072	)
Less final payment		(2,700	)
Total	$	29,875