|
Note 6 - Property and Equipment, Net (Details) - Property and Equipment (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
|
Dec. 31, 2013
|
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property, Plant and Equipment, Gross | $ 71,351 | $ 47,878 |
| Less accumulated depreciation | (35,853) | (25,418) |
| 35,498 | 22,460 | |
| Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, Plant and Equipment, Gross | 48,522 | 34,443 |
| Other Machinery and Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, Plant and Equipment, Gross | 15,855 | 8,649 |
| Furniture and Fixtures [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, Plant and Equipment, Gross | 1,762 | 834 |
| Leasehold Improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, Plant and Equipment, Gross | $ 5,212 | $ 3,952 |