Note 6 - Note Payable (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Schedule of Debt [Table Text Block]

Year Ending December 31,
2018 (remaining six months)	$	1,359
2019		2,778
2020		2,901
2021		16,672
2022		19,306
Thereafter		6,221
Total payments		49,237
Less: Amount representing interest		(18,125	)
Present value of obligations		31,112
Less: Unamortized debt discount		(1,388	)
Note payable, noncurrent portion	$	29,724