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Note 6 - Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified |
Sep. 30, 2013
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| Commitments and Contingencies Disclosure [Abstract] | |
| Purchase Commitment, Remaining Minimum Amount Committed | $ 18.6 |
| Letters of Credit Outstanding, Amount | $ 0.8 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. No definition available.
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| X | ||||||||||
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- Definition
Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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