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Retirement Plans (Schedule Of Assumptions Used To Determine Net Periodic Pension Cost) (Details)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase	0.00%
Expected long-term rate of return on assets	8.00%	8.30%	8.30%

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

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