Goodwill and Other Intangible Assets - Additional Information (Details) (USD $)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Oct. 31, 2012	Jun. 30, 2012
Goodwill and Intangible Assets [Line Items]
Amortization of intangible assets	$ 125,000,000	$ 123,000,000	$ 253,000,000	$ 251,000,000
Allocated to goodwill	55,687,000,000		55,687,000,000			53,773,000,000
Holding gain recognized					600,000,000
BABY CARE AND FAMILY CARE
Goodwill and Intangible Assets [Line Items]
Acquisition price for partner's interest		1,100,000,000
Total enterprise value					1,900,000,000
Allocated to indefinite-lived intangible assets					200,000,000
Allocated to defined-life intangible assets					1,000,000,000
Allocated to goodwill	1,938,000,000		1,938,000,000		1,000,000,000	1,459,000,000
Deferred tax liabilities, intangible assets	$ 300,000,000		$ 300,000,000