v2.4.0.6

Fair Value Measurements - Fair Value Assets and Liabilities Measured on Recurring Basis (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013
Assets:
Assets measured at fair value on a recurring basis	$ 15,476
Liabilities:
Liabilities measured at fair value on a recurring basis	40,638
Money market funds [Member]
Assets:
Assets measured at fair value on a recurring basis	315
Equity securities [Member]
Assets:
Assets measured at fair value on a recurring basis	8,159
Mutual funds [Member]
Assets:
Assets measured at fair value on a recurring basis	7,002
Deferred compensation liabilities [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis	37,011
Contingent consideration [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis	3,627
Quoted Prices in Active Market for Identical Assets (Level 1) [Member]
Assets:
Assets measured at fair value on a recurring basis	15,476
Liabilities:
Liabilities measured at fair value on a recurring basis	37,011
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Money market funds [Member]
Assets:
Assets measured at fair value on a recurring basis	315
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Equity securities [Member]
Assets:
Assets measured at fair value on a recurring basis	8,159
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Mutual funds [Member]
Assets:
Assets measured at fair value on a recurring basis	7,002
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Deferred compensation liabilities [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis	37,011
Significant Other Observable Inputs (Level 2) [Member]
Assets:
Assets measured at fair value on a recurring basis
Liabilities:
Liabilities measured at fair value on a recurring basis
Significant Other Observable Inputs (Level 2) [Member] | Money market funds [Member]
Assets:
Assets measured at fair value on a recurring basis
Significant Other Observable Inputs (Level 2) [Member] | Equity securities [Member]
Assets:
Assets measured at fair value on a recurring basis
Significant Other Observable Inputs (Level 2) [Member] | Mutual funds [Member]
Assets:
Assets measured at fair value on a recurring basis
Significant Other Observable Inputs (Level 2) [Member] | Deferred compensation liabilities [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis
Significant Other Observable Inputs (Level 2) [Member] | Contingent consideration [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis
Significant Unobservable Inputs (Level 3) [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis	3,627
Significant Unobservable Inputs (Level 3) [Member] | Contingent consideration [Member]
Liabilities:
Liabilities measured at fair value on a recurring basis	$ 3,627

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- Definition

This element represents a certain statement of financial position liability caption which represents a class of liabilities, or which may include an individual liability, measured at fair value on a recurring basis.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 32

-Subparagraph 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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

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X

- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investment securities as of the balance sheet date which may include marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Trading Securities

-URI http://asc.fasb.org/extlink&oid=6526789



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7534914&loc=d3e22054-111558



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 13

-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 SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Subparagraph a, f, g

-Article 7



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Available-for-Sale Securities

-URI http://asc.fasb.org/extlink&oid=6505594



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 12

-Subparagraph 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 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 35

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=16383099&loc=d3e24584-111560

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