Share-Based Compensation (Details) - Activity in share-based compensation plans	0 Months Ended	9 Months Ended
Dec. 29, 2012	Oct. 05, 2013
Service Based Grants [Member]
Share-Based Compensation (Details) - Activity in share-based compensation plans [Line Items]
Outstanding Numbers	512,200	528,800
Outstanding, Weighted Average Remaining Restriction/ Vesting Period (Years)	36 days	36 days
Vested Numbers	475,400	479,100
Granted		13,400
Forfeited/cancelled
Restrictions lapsed/ units settled		(9,100)
Shares deferred upon vesting/settlement & dividend equivalents on deferred shares(1)		12,300
Performance Based Grants [Member]
Share-Based Compensation (Details) - Activity in share-based compensation plans [Line Items]
Outstanding Numbers	641,700	870,700
Outstanding, Weighted Average Remaining Restriction/ Vesting Period (Years)	328 days	1 year 36 days
Vested Numbers	303,100	261,700
Granted		300,600
Forfeited/cancelled		(30,100)
Restrictions lapsed/ units settled		(48,500)
Shares deferred upon vesting/settlement & dividend equivalents on deferred shares(1)		7,000

Number of non-option equity instruments deferred upon vesting.

No definition available.

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

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- Definition

Number of shares under non-option equity instrument agreements for which rights to exercise lapsed.

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+ Details

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- Definition

Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event.

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- Definition

Net number of non-option equity instruments granted to participants.

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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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