Note 5 - Leases (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

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

	June 30,		December 31,
	2022		2021
Office leases	$	1,257	$	590
Total operating lease right-of-use assets, net	$	1,257	$	590

	June 30,		December 31,
	2022		2021
Office leases	$	963	$	596
Total current lease liabilities		963		596
Non-current office leases		364		—
Total lease liabilities	$	1,327	$	596

Lease, Cost [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Office leases	$	221	$	164	$	378	$	314
Total operating lease expense		221		164		378		314
Short-term lease expense		69		70		131		124
Total lease expense	$	290	$	234	$	509	$	438

	Six Months Ended June 30,
	2022		2021
Cash paid for amounts included in the measurement of operating lease liabilities:
Cash flows from operating activities	$	288	$	452
Noncash right-of-use assets recorded for operating lease liabilities:
In exchange for new operating lease liabilities during the period		1,332		712

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

2022 (remaining)	$	507
2023		1,027
2024		—
2025		—
2026		—
Thereafter		—
Total undiscounted lease payments		1,534
Discount to present value		(207	)
Present value of lease liabilities	$	1,327
Weighted average remaining lease term - years		1.5
Weighted average discount rate - percent		12.0