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Note 12 - Major Customers (Details) | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Mar. 31, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Number of customers, recorded more than 10% of revenue | 1 | 1 |  | 2 | 3
Minimum percentage of revenue required to be disclosed as major customer |  |  | 10.00% | 10.00% |
Number of customers, recorded more than 10% of accounts receivable |  | 4 |  | 6 |
Minimum percentage of accounts receivable required to be disclosed as major customer |  | 10.00% |  | 10.00% |
Customer 1 [Member] | Sales [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage | 20.00% | 39.00% | 18.00% |  |
Customer 1 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  | 19.00% |  | 18.00% |
Customer 2 [Member] | Sales [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  | 11.00% | 19.00% |
Customer 2 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  | 14.00% |  | 17.00% |
Customer 3 [Member] | Sales [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  | 10.00% | 11.00% |
Customer 3 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  |  | 12.00% |
Minimum percentage of accounts receivable required to be disclosed as major customer |  | 13.00% |  |  |
Customer 4 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  | 11.00% |  | 11.00% |
Customer 5 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Minimum percentage of accounts receivable required to be disclosed as major customer |  |  |  | 11.00% |
Customer 6 [Member] | Accounts Receivable [Member] |  |  |  |  |
Note 12 - Major Customers (Details) [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  |  | 11.00% |

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