Note 14 - Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2014

Fair Value Disclosures [Abstract]

Fair Value, by Balance Sheet Grouping [Table Text Block]

	June 30, 2014				December 31, 2013
	Carrying value		Fair value		Carrying value		Fair value
Cash and cash equivalents	$	5,854	$	5,854	$	1,031	$	1,031
Notes receivable, non-current, related party	$	8,450	$	8,450	$	-	$	-
Notes receivable, current	$	-	$	-	$	8,450	$	8,450
Notes receivable, noncurrent	$	13,668	$	13,668	$	13,668	$	13,668
Line of credit	$	-	$	-	$	4,250	$	4,250
Convertible bond	$	1,369	$	1,369	$	-	$	-