Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment	12 Months Ended
	Dec. 31, 2014
Machinery and Equipment [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment [Line Items]
Property and Equipment	3 years
Machinery and Equipment [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment [Line Items]
Property and Equipment	5 years
Leasehold Improvements [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment [Line Items]
Leasehold improvements	Term of the respective leases
Furniture and Fixtures [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment [Line Items]
Property and Equipment	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Depreciable Lives of Property and Equipment [Line Items]
Property and Equipment	10 years