Note 12 - Leases (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2021		2020		2021		2020
Operating lease cost	$	45	$	47	$	89	$	103
Short-term lease cost		4		4		11		7
Total lease cost	$	49	$	51	$	100	$	110

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

Year Ending December 31,	Operating Leases
2021 (excluding the six months ended June 30, 2021)		87
2022		122
2023		115
2024		29
2025		7
Total lease payments	$	360
Less imputed interest		(57	)
Total	$	303

Operating Lease Liabilities [Table Text Block]

	As of
	June 30, 2021		December 31, 2020
Operating lease liabilities - current	$	132	$	149
Operating lease liabilities - non-current		171		237
Total operating lease liabilities	$	303	$	386

Lessee, Operating Leases, Supplemental Cash Flow Information [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2021		2020		2021		2020
Cash paid for amounts included in the measurement of lease liabilities	$	49	$	51	$	98	$	110
Leased assets obtained in exchange for operating lease liabilities		40		44		80		96