Additional Financial Information (Details) (USD $) In Millions, except Share data	3 Months Ended
Jul. 02, 2011	Jul. 03, 2010
Cash Interest and Taxes
Cash paid for interest	$ 4.9	$ 0.9
Cash paid for income taxes	11.4	34.9
Additional Financial Information (Textuals) [Abstract]
Capitalization of fixed assets and recognition of related obligations, net	$ 7.6	$ 11.3
Number of Class B common shares converted into Class A common shares	0.0	11.3

Additional Financial Information.

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- Definition

Capitalization of fixed assets and recognition of related obligations, net

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- Definition

Cash Interest and Taxes.

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- Definition

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 95
-Paragraph 29

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 95
-Paragraph 27
-Subparagraph f

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The amount of cash paid during the current period for interest owed on money borrowed, net of interest capitalized.

+ References

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- Definition

Number of shares issued during the period as a result of the conversion of convertible securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 12
-Paragraph 10

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 04
-Article 3

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 129
-Paragraph 4, 5

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