|
Note 4 - Concentrations (Details) (USD $)
In Thousands, unless otherwise specified
|
12 Months Ended |
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
| Note 4 - Concentrations (Details) [Line Items] |
|
|
|
| Allowance for Doubtful Accounts Receivable (in Dollars) |
165 |
152 |
|
| Allowance for distributors’ Price Adjustment (in Dollars) |
2,206 |
|
|
| Customer D [Member] | Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] |
|
|
|
| Note 4 - Concentrations (Details) [Line Items] |
|
|
|
| Concentration Risk, Percentage |
|
11.00% |
14.00% |
| Customer A, and Subcontractors [Member] | Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] |
|
|
|
| Note 4 - Concentrations (Details) [Line Items] |
|
|
|
| Concentration Risk, Percentage |
18.00% |
20.00% |
23.00% |
| Customer B, and Subcontractors [Member] | Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] |
|
|
|
| Note 4 - Concentrations (Details) [Line Items] |
|
|
|
| Concentration Risk, Percentage |
|
16.00% |
15.00% |