Expected stock option compensation expense.

No definition available.

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- Definition

Period of historical stock price corresponded to the expected term of the option.

+ References

No definition available.

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- Definition

Removal of restrictions from stock of restricted stock performance period.

+ References

No definition available.

+ Details

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- Definition

Share-based Compensation Arrangement by Share Based Payment Award, Number of Annual Installments

+ References

No definition available.

+ Details

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- Definition

Share-based Compensation Arrangement by Share Based Payment Award, Shares Expected to be Issued in Two Equal Installments

+ References

No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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-Publisher FASB

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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)(2)(iii)(1)

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

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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-Paragraph 2

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

Number of share instruments newly issued under a share-based compensation plan.

+ References

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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- Definition

Number of shares related to Restricted Stock Award forfeited during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.3-04)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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Stock-Based Compensation Plans (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Dec. 28, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option compensation expense	$ 3.8	$ 2.6
Expected stock option compensation expense	$ 12.8
Period of historical stock price corresponded to the expected term of the option	7 years 5 months
Options granted in the period, gross	0
Grant date fair value of stock options granted (dollars per share)			$ 36.19
Removal of restrictions from stock of restricted stock performance period	29,642
Forfeited shares related to restricted stock performance period	7,662
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares issued	1,944
Number of annual performance share plan installments	3
Shares expected to be issued in two equal installments	8,309
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants in period (shares)	33,411
Weighted average fair value	$ 100.80
Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period over which employee stock option grants are evenly expensed	3 years
Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period over which employee stock option grants are evenly expensed	1 year