Note 3 - Reserve for Sales Returns and Allowances (Tables)

12 Months Ended

Dec. 31, 2014

Reserve For Sales Returns And Allowances Disclosure [Abstract]

Reserve for Sales Returns and Allowances [Table Text Block]

	2014			2013
Balance at the beginning of year	$	793,000		$	178,000
Provision for returns and allowances		6,024,000			3,062,000
Liability assumed in acquisition of business		-			645,000
Actual returns and allowances paid to customers		(5,509,000	)		(3,092,000	)
Balance at the end of year	$	1,308,000		$	793,000