|
Note 2 - Acquisition (Details) - Fair Value of Consideration Transferred (USD $)
In Thousands, unless otherwise specified |
12 Months Ended |
|---|---|
|
Dec. 31, 2014
|
|
| Fair Value of Consideration Transferred [Abstract] | |
| Cash | $ 52,509 |
| Common stock | 77,958 |
| $ 130,467 |