Note 6 - Prepayments and Deposit to Suppliers - Prepayments and Deposit to Suppliers (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Prepayment and deposit to suppliers	$ 5,210	$ 4,505
Deposits to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	911	911
Prepayment to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	3,831	3,136
Other Deposits and Prepayments [Member]
Prepayment and deposit to suppliers	$ 468	$ 458