Business Combinations - Additional Information (Detail) (USD $)	1 Months Ended	12 Months Ended
Jun. 24, 2012	Jun. 24, 2012	Jun. 04, 2012
Business Acquisition [Line Items]
Value of acquired business	$ 3,000,000,000
Exchange ratio	$ 1.125	$ 1.125
Goodwill	1,277,121,000	1,277,121,000	1,277,121,000
Proforma adjustments to net income due to inventory fair value adjustments, share-based compensation and acquisition-related costs		122,000,000
Selling, General and Administrative Expenses
Business Acquisition [Line Items]
Acquisition related costs	$ 36,000,000	$ 36,000,000

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

-Subparagraph 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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 141

-Paragraph 53

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant