Note 18 - Concentration of Risk - Company's Concentration of Customers and Suppliers (Details)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cost Of Sales Total [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Accounts receivable, customer concentration risk	65.00%
Cost Of Sales Total [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Accounts receivable, customer concentration risk	17.00%	0.00%
Cost Of Sales Total [Member] | Supplier Concentration Risk [Member] | Supplier C [Member]
Accounts receivable, customer concentration risk	0.00%	57.00%
Cost Of Sales Total [Member] | Supplier Concentration Risk [Member] | Supplier D [Member]
Accounts receivable, customer concentration risk		20.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Accounts receivable, customer concentration risk	11.00%	33.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer D [Member]
Accounts receivable, customer concentration risk	56.00%	16.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer E [Member]
Accounts receivable, customer concentration risk	19.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Accounts receivable, customer concentration risk		16.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Accounts receivable, customer concentration risk		24.00%