Note 7 - Leases (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

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

2021 (excluding the six months ended June 30, 2021)	$	711
2022		1,445
2023		1,484
2024		1,524
2025		1,566
Thereafter		1,456
Total lease payments		8,186
Less: imputed interest		(1,600	)
Present value of lease liabilities	$	6,586

Lease, Cost [Table Text Block]

	Three Months Ended June 30, 2021			Six Months Ended June 30, 2021
Sublease income	$	193		$	386
Cash paid for operating leases	$	335		$	658
Weighted average remaining lease term (years) - operating leases		5.4			5.4
Weighted average discount rate – operating leases		8.25	%		8.25	%