Note 8 - Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Lease, Cost [Table Text Block]

Lease Costs	Three Months Ended March 31,
	2020			2019
Operating lease cost	$	264		$	312
Sublease income		(158	)		(158	)
Net lease cost	$	106		$	154
Other information
Operational cash flow used for operating leases	$	296			324
Weighted-average remaining lease term (in years)		1.5			2.2
Weighted-average discount rate		12	%		12	%

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Remaining in 2020	$	751
2021		454
2022		88
Thereafter		—
Total future minimum lease payments		1,293
Less imputed interest		(113	)
Total	$	1,180
Reported as:
Operating lease liability	$	774
Operating lease liability- non-current		406
Total	$	1,180

Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Table Text Block]

Remaining in 2020	$	385
2021 and thereafter		—
Total future minimum lease payments	$	385