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Note 8 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabilities (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2012
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Jun. 30, 2012
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|---|---|---|
| Note 8 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabilities [Line Items] | ||
| Foreign currency derivatives | $ 95 | $ (70) |
| Fuel derivatives | 47 | 45 |
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Fair Value, Inputs, Level 2 [Member]
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| Note 8 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabilities [Line Items] | ||
| Foreign currency derivatives | 95 | (70) |
| Fuel derivatives | $ 47 | $ 45 |