Note 7 - Accrued Expenses (Details) (USD $) In Millions, unless otherwise specified	Dec. 28, 2014	Dec. 29, 2013
Payables and Accruals [Abstract]
Defined Benefit Pension Plan, Liabilities, Noncurrent	$ 37.9	$ 20.1

This represents the noncurrent liability recognized in the balance sheet that is associated with the defined benefit pension plans.

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Name:	us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant