Note 6 - Leases (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Lessee, Operating Lease Right-of-use Assets and Liabilities [Table Text Block]

	March 31,		December 31,
	2020		2019
Office leases	$	393	$	610
Land leases		337		444
Total operating lease right-of-use assets, net	$	730	$	1,054

	March 31,		December 31,
	2020		2019
Office leases	$	430	$	698
Land leases		—		—
Total current lease liabilities		430		698
Non-current office leases		—		3
Non-current land leases		—		—
Total lease liabilities	$	430	$	701

Lease, Cost [Table Text Block]

	Three Months Ended March 31,
	2020		2019
Office leases	$	205	$	116
Land leases		107		120
Total operating lease expense (1)		312		236
Short-term lease expense		91		32
Land option expense		8		160
Total land option and lease expense	$	411	$	428

	Three Months Ended March 31,
	2020		2019
Cash paid for amounts included in the measurement of operating lease liabilities:
Cash flows from operating activities	$	259	$	258
Noncash right-of-use assets recorded for operating lease liabilities:
Adoption of Topic 842		—		1,562

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

2020 (remaining)	$	448
2021		—
2022		—
2023		—
2024		—
Thereafter		—
Total undiscounted lease payments		448
Discount to present value		(18	)
Present value of lease liabilities	$	430
Weighted average discount rate - percent		12