Note 14 - Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Fair Value, by Balance Sheet Grouping [Table Text Block]

	June 30, 2023
	(in thousands)
	Level 1		Level 2		Level 3		Total
Assets
Cash Equivalents:
Certificates of deposit (1)	$	—	$	1,486	$	—	$	1,486
Money market funds (2)		—		23,113		—		23,113
U.S. treasury bills		—		167,877		—		167,877
Short term investments:
Certificates of deposit (1)		—		3,191		—		3,191
Other assets:
Certificates of deposit (1)		—		40		—		40
Total	$	—	$	195,707	$	—	$	195,707
Liabilities:
Earn-out shares liabilities:
Earn-out shares (3)	$	—	$	—	$	10,939	$	10,939
Other non-current liabilities:
Warrant liabilities (3)		—		367		—		367
Total	$	—	$	367	$	10,939	$	11,306

	December 31, 2022
	(in thousands)
	Level 1		Level 2		Level 3		Total
Assets
Cash Equivalents:
Certificates of deposit (1)	$	—	$	1,693	$	—	$	1,693
Money market funds (2)		—		188,769		—		188,769
Short term investments:
Certificates of deposit (1)		—		2,620		—		2,620
Other assets:
Certificates of deposit (1)		—		162		—		162
Total	$	—	$	193,244	$	—	$	193,244
Liabilities:
Earn-out shares liabilities:
Earn-out shares (3)	$	—	$	—	$	6,631	$	6,631
Other non-current liabilities:
Warrant liabilities (3)		—		227		—		227
Total	$	—	$	227	$	6,631	$	6,858

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	Six Months Ended June 30,
	2023
	(in thousands)
Opening balance	$	6,631
Total gains or losses from the period
Included in (loss) gain on earn-out and warrant liabilities		3,996
Reclass from Earnout-RSU		312
Closing balance	$	10,939