Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Oct. 25, 2013	Oct. 26, 2012
Operating Activities:
Net earnings	$ 1,855	$ 1,510
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	421	396
Amortization of debt discount and issuance costs	4	46
Acquisition-related items	(96)	3
Provision for doubtful accounts	24	26
Deferred income taxes	(19)	52
Stock-based compensation	75	85
Other Noncash, net	(12)	0
Change in operating assets and liabilities, net of effect of acquisitions:
Accounts receivable, net	(16)	123
Inventories	(111)	(71)
Accounts payable and accrued liabilities	(540)	(126)
Other operating assets and liabilities	413	28
Certain litigation charges, net	24	245
Certain litigation payments	(3)	(91)
Net cash provided by operating activities	2,019	2,226
Investing Activities:
Acquisitions, net of cash acquired	(210)	(23)
Additions to property, plant, and equipment	(196)	(211)
Purchases of investments	(5,719)	(6,642)
Sales and maturities of investments	4,291	5,955
Other investing activities, net	(18)	(6)
Net cash used in investing activities	(1,852)	(927)
Financing Activities:
Acquisition-related contingent consideration	(1)	(15)
Change in short-term borrowings, net	1,546	(525)
Repayment of short-term borrowings (maturities greater than 90 days)	(125)	(650)
Proceeds from short-term borrowings (maturities greater than 90 days)	310	1,950
Payments on long-term debt	(6)	(8)
Dividends to shareholders	(560)	(533)
Issuance of common stock	817	103
Repurchase of common stock	(2,053)	(1,084)
Other financing activities	13	0
Net cash used in financing activities	(59)	(762)
Effect of exchange rate changes on cash and cash equivalents	39	(25)
Net change in cash and cash equivalents	147	512
Cash and cash equivalents at beginning of period	919	1,172
Cash and cash equivalents at end of period	1,066	1,684
Supplemental Cash Flow Information
Cash paid for income taxes	225	364
Cash paid for interest	$ 197	$ 164