Note 9 - Concentrations - Accounts Receivables and Revenues 2 (Details) - Customer Concentration Risk [Member]	3 Months Ended		5 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 03, 2022	Jun. 30, 2023	Jun. 30, 2022
Accounts Receivable [Member] | Customer 1 [Member]
Customer 1			0.00%	21.00%
Accounts Receivable [Member] | Customer 2 [Member]
Customer 1			15.00%	14.00%
Accounts Receivable [Member] | Customer 3 [Member]
Customer 1			0.00%	14.00%
Accounts Receivable [Member] | Customer 4 [Member]
Customer 1			29.00%	4.00%
Accounts Receivable [Member] | Customer 5 [Member]
Customer 1			27.00%	0.00%
Revenue from Contract with Customer Benchmark [Member] | Customer 1 [Member]
Customer 1	39.00%	25.00%		34.00%	36.00%
Revenue from Contract with Customer Benchmark [Member] | Customer 2 [Member]
Customer 1	1.00%	32.00%		1.00%	17.00%