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Note 10 - Commitments and Contingencies (Details) (USD $)	Jun. 30, 2013
Note 10 - Commitments and Contingencies (Details) [Line Items]
Operating Leases, Future Minimum Payments Due	$ 672,000
Building Construction And Acquisition [Member]
Note 10 - Commitments and Contingencies (Details) [Line Items]
Purchase Commitment, Remaining Minimum Amount Committed	$ 2,700,000

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.

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