Note 6 - Note Payable (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Schedule of Debt [Table Text Block]

Year Ending December 31,
2019 (remaining 9 months)	$	2,103
2020		2,901
2021		16,673
2022		19,306
2023		6,220
Total payments		47,203
Less: Amount representing interest		(15,135	)
Present value of obligations		32,068
Less: Unamortized debt discount		(1,141	)
Note payable, noncurrent portion	$	30,927