Note 14 - Stockholders' Deficit - Stockholders' Equity Transactions (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Balances		$ 9,875
Stock-based compensation(1)	[1]	1,960
Net loss		(26,484)	$ (19,083)
Other comprehensive income (loss)		(1,295)
Balances		$ (15,944)
Common Stock [Member]
Balances (in shares)		10,903,405
Balances		$ 34,373
Stock-based compensation(1) (in shares)		25,218
Stock-based compensation(1)	[1]	$ 662
Net loss		0
Other comprehensive income (loss)		$ 0
Balances (in shares)		10,928,623
Balances		$ 35,035
Additional Paid-in Capital [Member]
Balances		14,072
Stock-based compensation(1)	[1]	1,298
Net loss		0
Other comprehensive income (loss)		0
Balances		15,370
Retained Earnings [Member]
Balances		(40,298)
Net loss		(26,484)
Other comprehensive income (loss)		0
Balances		(66,782)
AOCI Attributable to Parent [Member]
Balances		1,728
Stock-based compensation(1)	[1]	0
Net loss		0
Other comprehensive income (loss)		(1,295)
Balances		$ 433

[1] The Company capitalizes stock-based compensation costs directly attributable to the development of qualifying assets. Qualifying assets include internal use software (IUS), assets under construction (AUC), equipment, or other long-lived assets that meet the capitalization criteria prescribed by ASC 350. During the three ended March 31, 2024 the Company capitalized $0.1 million of stock-based compensation directly attributable to the development of certain IUS assets.