Notes Payable (Tables)

12 Months Ended

Dec. 31, 2016

Notes Payable

Schedule of estimated future principal payments

        Estimated future principal payments at December 31, 2016 are as follows (in thousands):

Year Ending December 31,	Amount
2017		3,333
2018		2,500
Total	$	5,833
Less: discount for warrants and costs paid to lender		(111	)
Less: current portion		(3,243	)
Note payable, net of current portion and discount	$	2,479