Share Compensation (Schedule Of Options Outstanding And Exercisable) (Details) (USD $)	3 Months Ended
Jun. 29, 2013	Mar. 30, 2013
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 17.29
Range of Exercise Prices, Upper limit	$ 46.92
Options outstanding, number	1,676,371	1,532,640
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	6 years 7 months 13 days
Options Outstanding, Weighted-Average Exercise Price	$ 24.46	$ 25.29
Options Exercisable, Number Outstanding	902,451
Options Exercisable, Weighted-Average Exercise Price	$ 27.18
$17.29 - $19.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 17.29
Range of Exercise Prices, Upper limit	$ 19.99
Options outstanding, number	303,700
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	8 years 5 months 11 days
Options Outstanding, Weighted-Average Exercise Price	$ 18.88
Options Exercisable, Number Outstanding	38,560
Options Exercisable, Weighted-Average Exercise Price	$ 18.95
$20.00 - $24.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 20.00
Range of Exercise Prices, Upper limit	$ 24.99
Options outstanding, number	826,671
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	7 years 5 months 3 days
Options Outstanding, Weighted-Average Exercise Price	$ 21.66
Options Exercisable, Number Outstanding	367,603
Options Exercisable, Weighted-Average Exercise Price	$ 21.24
$25.00 - $29.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 25.00
Range of Exercise Prices, Upper limit	$ 29.99
Options outstanding, number	289,600
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	5 years 7 months 13 days
Options Outstanding, Weighted-Average Exercise Price	$ 26.94
Options Exercisable, Number Outstanding	239,888
Options Exercisable, Weighted-Average Exercise Price	$ 26.82
$30.00 - $34.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 30.00
Range of Exercise Prices, Upper limit	$ 34.99
Options outstanding, number	84,500
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	4 years 3 months 12 days
Options Outstanding, Weighted-Average Exercise Price	$ 33.93
Options Exercisable, Number Outstanding	84,500
Options Exercisable, Weighted-Average Exercise Price	$ 33.93
$35.00 - $39.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 35.00
Range of Exercise Prices, Upper limit	$ 39.99
Options outstanding, number	87,800
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	3 years 11 months 17 days
Options Outstanding, Weighted-Average Exercise Price	$ 35.83
Options Exercisable, Number Outstanding	87,800
Options Exercisable, Weighted-Average Exercise Price	$ 35.83
$40.00 - $44.99 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 40.00
Range of Exercise Prices, Upper limit	$ 44.99
Options outstanding, number	68,100
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	8 months 5 days
Options Outstanding, Weighted-Average Exercise Price	$ 41.05
Options Exercisable, Number Outstanding	68,100
Options Exercisable, Weighted-Average Exercise Price	$ 41.05
$45.00 - $46.92 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower limit	$ 45.00
Range of Exercise Prices, Upper limit	$ 46.92
Options outstanding, number	16,000
Options Outstanding, Weighted-Average Remaining Contractual Life (Years)	5 months 3 days
Options Outstanding, Weighted-Average Exercise Price	$ 46.92
Options Exercisable, Number Outstanding	16,000
Options Exercisable, Weighted-Average Exercise Price	$ 46.92

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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)(iii)

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

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

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-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.

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option 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)(1)(iii)

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

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-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.

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- Definition

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-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

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

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(1)(a)

-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 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph A240

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option 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)(1)(i)

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

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-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.

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64

-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.

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-Publisher FASB

-Name Accounting Standards Codification

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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