|
Note 16 - Commitments and Contingencies (Details) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Note 16 - Commitments and Contingencies (Details) [Line Items] | |||
| Operating Leases, Rent Expense, Net | $ 100,000 | $ 100,000 | $ 200,000 |
| Purchase Commitment Estimated Penalties | 100,000 | ||
| Research and Development Expense | 24,708,000 | 10,279,000 | 13,523,000 |
| Manufacturing Contract [Member] | |||
| Note 16 - Commitments and Contingencies (Details) [Line Items] | |||
| Research and Development Expense | 3,400,000 | 2,800,000 | 4,500,000 |
| CALIFORNIA | |||
| Note 16 - Commitments and Contingencies (Details) [Line Items] | |||
| Operating Leases, Rent Expense | $ 8,729 | ||