Basis of Presentation, Business and Organization (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2016	Dec. 31, 2015	Nov. 30, 2015	Sep. 30, 2015	Apr. 16, 2015	Dec. 31, 2014
Note 1 - Basis of Presentation, Business and Organization (Details) [Line Items]
Common stock, par value	$ 0.001	$ 0.001
Debt principal amount	$ 15,000
Accumulated deficit	171,305	$ 149,191
Cash and cash equivalents	6,461	$ 7,618		$ 2,178		$ 23,663
Western Alliance Bank [Member] | October 24, 2016 [Member]
Note 1 - Basis of Presentation, Business and Organization (Details) [Line Items]
Line of credit facility, maximum borrowing capacity	$ 2,500
Maximum borrowing percentage	90.00%
Interest rate	1.25%
Atmel Corporation X Touch [Member] | Convertible Debt [Member]
Note 1 - Basis of Presentation, Business and Organization (Details) [Line Items]
Debt principal amount			$ 500		$ 15,000