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).

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(c)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph c(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: 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

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix:	us-gaap
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Stock-based Compensation (Details Textuals) (USD $) In Millions, except Per Share data	6 Months Ended		6 Months Ended
	Oct. 01, 2011	Aug. 05, 2010	Oct. 01, 2011 Restricted Stock [Member] Non-employee directors [Member]	Oct. 01, 2011 Service-based RSUs [Member]	Oct. 01, 2011 Performance-based RSUs [Member]	Oct. 02, 2010 Performance-based RSUs [Member]	Oct. 01, 2011 Employee Stock Option [Member]
Stock-based Compensation (Textuals) [Abstract]
Weighted-average grant date fair value of performance-based RSUs					$ 124.62	$ 74.34
Vesting period			3 years	3 years	3 years		3 years
Additional shares authorized for issuance to participants under company's 2010 incentive plan		3.0
Stock options expiration period	7 years