Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jul. 27, 2012	Jul. 29, 2011
Operating Activities:
Net earnings	$ 864	$ 821
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	197	211
Amortization of discount on senior convertible notes	23	21
Acquisition-related items	5	8
Provision for doubtful accounts	14	7
Deferred income taxes	(16)	11
Stock-based compensation	36	41
Change in operating assets and liabilities, net of effect of acquisitions:
Accounts receivable, net	214	67
Inventories	(61)	(94)
Accounts payable and accrued liabilities	(122)	(361)
Other operating assets and liabilities	129	383
Certain litigation payments	(6)	0
Net cash provided by operating activities	1,277	1,115
Investing Activities:
Acquisitions, net of cash acquired	(23)	(7)
Additions to property, plant and equipment	(103)	(130)
Purchases of marketable securities	(2,242)	(2,023)
Sales and maturities of marketable securities	1,418	1,602
Other investing activities, net	5	(39)
Net cash used in investing activities	(945)	(597)
Financing Activities:
Acquisition-related contingent consideration	(15)	0
Change in short-term borrowings, net	91	128
Payments on long-term debt	(6)	0
Dividends to shareholders	(267)	(257)
Issuance of common stock	24	32
Repurchase of common stock	(470)	(400)
Net cash used in financing activities	(643)	(497)
Effect of exchange rate changes on cash and cash equivalents	(76)	(10)
Net change in cash and cash equivalents	(387)	11
Cash and cash equivalents at beginning of period	1,248	1,382
Cash and cash equivalents at end of period	861	1,393
Supplemental Cash Flow Information
Cash paid for income taxes	109	9
Cash paid for interest	$ 32	$ 30