Note 12 - Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Lease, Cost [Table Text Block]

	For the three months ended				For the six months ended
	June 30,				June 30,
	2022		2021		2022		2021
Operating leases
Operating lease cost	$	116	$	139	$	255	$	149
Variable lease cost		-		-		-		-
Operating lease expense		116		139		255		149
Short-term lease rent expense		3		-		3		-
Total rent expense	$	119	$	139	$	258	$	149

	For the six months ended
	June 30,
	2022			2021
Operating cash flows from operating leases	$	261		$	221
Weighted-average remaining lease term – operating leases (in years)		2.25			2.65
Weighted-average discount rate – operating leases		12.0	%		12.0	%

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

Six Months Ending December 31, 2022		138
Year Ending December 31, 2023		275
Year Ending December 31, 2024		206
Total		619
Less present value discount		(79	)
Operating lease liabilities as of June 30, 2022	$	540