Note 3 - Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2014
Accounting Policies [Abstract]  
Schedule Of Property Plant And Equipment Estimated Useful Life Table [Text Block]

Asset classification

 

Estimated useful life (in years)

 

Equipment

    3-5  

Computer hardware

    3  

Software

    3-5  

Leasehold improvements

    Lesser of useful life or lease term  

Furniture and fixtures

    5