Note 8 - Debt (Tables)

6 Months Ended

Jun. 30, 2014

Debt Disclosure [Abstract]

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

	June 30,			December 31,
	2014			2013
Unsecured Convertible Notes	$	-		$	6,145
Cognovit Note - Keystone Ruby, LLC		194			223
Unsecured Promissory Note - Quercus Trust		70			70
Discounts on long-term debt		-			(2,368	)
Subtotal		264			4,070
Less: Current maturies of long-term debt		(62	)		(59	)
Long-term debt	$	202		$	4,011

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

	Long-Term
Year ending December 31,	Debt
2014 July through December	$	30
2015		66
2016		72
2017		26
2018		-
2019 and thereafter		70
Total commitment		264
Less: portion classified as current		(62	)
Long-term debt, net	$	202