Note 11 - Leases (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Operating lease cost	$	47	$	136	$	157	$	419
Short-term lease cost		5		1		12		135
Total lease cost	$	52	$	137	$	169	$	554

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

Year Ending December 31,	Operating Leases
2020 (excluding the nine months ended September 30, 2020)		44
2021		176
2022		121
2023		115
2024		26
Thereafter		10
Total lease payments	$	492
Less imputed interest		(70	)
Total	$	422

Operating Lease Liabilities [Table Text Block]

	As of
	September 30, 2020		December 31, 2019
Operating lease liabilities - current	$	175	$	182
Operating lease liabilities - non-current		247		180
Total operating lease liabilities	$	422	$	362

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

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Cash paid for amounts included in the measurement of lease liabilities	$	45	$	133	$	148	$	411
Leased assets obtained in exchange for operating lease liabilities		41		127		137		395