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Note 15 - Commitments and Contingencies (Details) - Future Minimum Payments for Operating Lease (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2014
Future Minimum Payments for Operating Lease [Abstract]  
Minimum lease payment $ 425us-gaap_CapitalLeasesFutureMinimumPaymentsRemainderOfFiscalYear
Minimum lease payment 425us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
Minimum lease payment 425us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears
Minimum lease payment 425us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears
Minimum lease payment 425us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears
Minimum lease payment $ 13,600us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter