Discontinued Operations Narrative (Detail) (Capsugel [Member], USD $) In Millions	0 Months Ended	6 Months Ended
	Apr. 05, 2011	Jul. 03, 2011
Capsugel [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale price for discontinued operation	$ 2,375
Date of agreement with buyer		Apr. 04, 2011
Date transaction closed		Aug. 01, 2011