Note 5 - Accounts Receivable, Net (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Internet Advertising and TV Advertising [Member]
Provision for Doubtful Accounts Reversal	$ 0	$ 21,000	$ 0	$ 56,000
Allowance for Doubtful Accounts Receivable, Current	2,855,000		$ 2,855,000		$ 3,070,000
Number of Months Past Due			180 days
Provision for Doubtful Accounts	$ (130,000)		$ (220,000)
Provision for Doubtful Accounts				$ 106,000