Note 5 - Prepaid Expenses and Other Current Assets (Tables)

9 Months Ended

Sep. 30, 2013

Prepaid Expenses And Other Current Assets [Abstract]

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

	September 30, 2013		December 31, 2012
Deferred contract costs	$	1,831	$	4,532
Other assets, related party	$	1,791	$	1,754
Prepaid equipment purchases	$	1,351	$	-
Prepaid inventory purchases		1,039		159
Deposits		342		342
Prepaid insurance		395		258
Other prepaid expenses and current assets		70		178
Total prepaid expenses and other current assets	$	1,846	$	937