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Note 8 - Borrowings (Details) - Aggregate Maturities of Borrowings (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2014
Aggregate Maturities of Borrowings [Abstract]  
2015 $ 0us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
2016 13,750us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
2017 15,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
2018 11,250us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
2019 223,338us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
Thereafter 0us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
$ 263,338us-gaap_LongTermDebt