Retirement Plans (Effect Of Change In The Assumed Health Care Cost Trend Rate) (Details) $ in Thousands	12 Months Ended
Sep. 27, 2015 USD ($)
Compensation and Retirement Disclosure [Abstract]
Total interest and service cost, 1% Point Increase	$ 143
Total interest and service cost, 1% Point Decrease	(121)
Postretirement benefit obligation, 1% Point Increase	3,494
Postretirement benefit obligation, 1% Point Decrease	$ (2,972)

No definition available.

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- Definition

Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ 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 (m)

-URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920

+ Details

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- Definition

Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

+ Details

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