Note 3 - Accounts Receivable

6 Months Ended

Jun. 30, 2014

Receivables [Abstract]

Financing Receivables [Text Block]

3. Accounts receivable

Accounts receivable, net, consisted of the following as of:

(in thousands)	June 30, 2014			December 31, 2013
Accounts receivable	$	5,137		$	4,919
Less allowance for uncollectible accounts receivable		(114	)		(165	)
Accounts receivable, net	$	5,023		$	4,754