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Employee Benefit Plans (Assumptions) (Details)	12 Months Ended
	Dec. 25, 2013	Dec. 26, 2012	Dec. 28, 2011
Weighted-average assumptions used to determine benefit obligations
Discount rate	4.98%	4.18%
Measurement date	Dec. 25, 2013	Dec. 26, 2012
Weighted-average assumptions used to determine net perioidic pension cost
Discount rate	4.18%	4.59%	5.42%
Expected long-term rate of return on assets	7.75%	7.75%	8.00%
Measurement date	Dec. 25, 2013	Dec. 26, 2012	Dec. 28, 2011

X

- Definition

Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Measurement Date

+ References

No definition available.

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- Definition

Defined Benefit Plan, Assumptions Used Calculating Net Perioidc Benefit Cost, Measurement Date

+ References

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X

- Definition

The interest rate used to adjust for the time value of money for the plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(1)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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- Definition

The interest rate used to adjust for the time value of money.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(1)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 30

-Glossary Expected Long-Term Rate of Return on Plan Assets

-URI http://asc.fasb.org/extlink&oid=6512013



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