Note 8 - Debt (Tables)

3 Months Ended

Mar. 31, 2014

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

	March 31,			December 31,
	2014			2013
Unsecured Convertible Notes	$	-		$	6,145
Cognovit Note - Keystone Ruby, LLC		209			223
Unsecured Promissory Note - Quercus Trust		70			70
Discounts on long-term debt		-			(2,368	)
Subtotal		279			4,070
Less: Current maturies of long-term debt		(61	)		(59	)
Long-term debt, net	$	218		$	4,011

Schedule of Maturities of Long-term Debt [Table Text Block]

	Long-Term
Year ending December 31,	Debt
2014 April through December	$	61
2015		67
2016		74
2017		7
2018		-
2019 and thereafter		70
Total commitment		279
Less: portion classified as current		(61	)
Long-term debt, net	$	218