Note 5 - Accounts Receivable, Net (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Accounts Receivable, Allowance for Credit Loss, Current	$ 3,987	$ 3,760
Accounts Receivable, Allowance for Credit Loss	246	1,763
Internet Advertising and TV Advertising [Member]
Accounts Receivable, Allowance for Credit Loss, Current	$ 3,990
Number of Months Past Due (Month)	6 months
Accounts Receivable, Allowance for Credit Loss	$ 250	1,760
Internet Advertising And TV Advertising Contractual Deposit [Member]
Accounts Receivable, Allowance for Credit Loss, Current		$ 3,760