Note 6 - Prepayments and Deposit to Suppliers - Prepayments and Deposit to Suppliers (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Prepayment and deposit to suppliers	$ 5,323	$ 4,505
Deposits to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	909	911
Prepayment to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	3,499	3,136
Deposits and Prepayments for Potential Investing Contracts [Member]
Prepayment and deposit to suppliers	401	0
Other Deposits and Prepayments [Member]
Prepayment and deposit to suppliers	$ 514	$ 458