Term Loan (Tables)

6 Months Ended

Jun. 30, 2016

Debt Disclosure [Abstract]

Schedule of Future Principal Payments

 Future principal payments for the Term A Loan due under the Loan Agreement are as follows (in thousands):

2016	$	—
2017	—
2018	5,000
2019	10,000
2020	5,000
	$	20,000