Note 3 - Significant Customers and Concentration of Risks - Schedule of Concentration of Significant Customers (Details) - Customer Concentration Risk [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Accounts Receivable [Member] | Customer One [Member]
Revenue	$ 1,120	$ 968
Concentration Percentage	14.40%	5.90%
Accounts Receivable [Member] | Customer two [Member]
Revenue	$ 0	$ 5,855
Concentration Percentage	0.00%	35.90%
Accounts Receivable [Member] | Customer Three [Member]
Revenue	$ 756	$ 0
Concentration Percentage	9.80%	0.00%
Accounts Receivable [Member] | Customer Four [Member]
Revenue	$ 589	$ 1,048
Concentration Percentage	7.60%	13.50%
Accounts Receivable [Member] | Customer Five [Member]
Revenue	$ 0	$ 1,953
Concentration Percentage	0.00%	12.00%
Accounts Receivable [Member] | Five Customers [Member]
Revenue	$ 2,465	$ 9,824
Concentration Percentage	31.80%	60.20%
Revenue from Contract with Customer Benchmark [Member] | Customer One [Member]
Revenue	$ 13,514	$ 17,288
Concentration Percentage	18.50%	17.50%
Revenue from Contract with Customer Benchmark [Member] | Customer two [Member]
Revenue	$ 4,552	$ 10,765
Concentration Percentage	6.20%	10.90%
Revenue from Contract with Customer Benchmark [Member] | Two Customers [Member]
Revenue	$ 18,066	$ 28,053
Concentration Percentage	24.70%	28.40%