Note 6 - Leases (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended
Total component lease expense was as follows:	March 31, 2021
Operating leases	$	105
Supplemental cash flow information related to leases was as follows:
Cash paid for amounts included in the measurement of lease liabilities	$	104

Lessee, Operating Leases, Supplemental Balance Sheet Information [Table Text Block]

	March 31, 2021
Right-of-use lease assets	$	1,773
Current portion of operating lease liability	$	344
Operating lease liability, net of current portion		1,552
Total operating lease liabilities	$	1,896
Weighted average remaining lease term (years)		5.9
Weighted average discount rate		8.5	%

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

Years Ending December 31,
2021, remainder of year	$	214
2022		317
2023		324
2024		331
2025		326
After 2025		440
Total minimum lease payments		1,952
Less: amount representing interest		(56	)
Present value of lease liabilities	$	1,896