Acquisitions and Acquisition-Related Items (Tables)

6 Months Ended

Oct. 26, 2012

Business Acquisition [Line Items]

Fair Value Inputs, Liabilities, Quantitative Information

($ in millions)	Fair Value at October 26, 2012	Valuation Technique	Unobservable Input	Range
			Discount rate	13% - 24%
Revenue-based payments	$208	Discounted cash flow	Probability of payment	25% - 100%
			Projected fiscal year of payment	2013 - 2019
			Discount rate	5.9%
Product development-based payments	$5	Discounted cash flow	Probability of payment	100%
			Projected fiscal year of payment	2013

Reconciliation of Beginning and Ending Balances of Contingent Milestone Payments Associated with Acquisitions

	Three months ended				Six months ended
(in millions)	October 26, 2012		October 28, 2011		October 26, 2012		October 28, 2011
Beginning Balance	$	215	$	343	$	231	$	335
Purchase price contingent consideration		-		2		5		2
Contingent milestone payments		-		(66)		(26)		(66)
Change in fair value of contingent consideration		(2)		9		3		17
Ending Balance	$	213	$	288	$	213	$	288

Salient

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

(in millions)
Current assets	$	20
Property, plant, and equipment		11
IPR&D		44
Other intangible assets		154
Goodwill		348
Other assets		1
Total assets acquired		578
Current liabilities		43
Long-term deferred tax liabilities, net		38
Total liabilities assumed		81
Net assets acquired	$	497

PEAK

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

(in millions)
Current assets	$	5
Property, plant, and equipment		5
Other intangible assets		74
Goodwill		56
Total assets acquired		140
Current liabilities		10
Long-term deferred tax liabilities, net		17
Total liabilities assumed		27
Net assets acquired	$	113