CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jul. 28, 2017	Jul. 29, 2016
Cash flows from operating activities:
Net income	$ 136	$ 64
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	51	60
Stock-based compensation	48	52
Deferred income taxes	2	19
Other items, net	5	(7)
Changes in assets and liabilities, net of acquisition of business:
Accounts receivable	218	311
Inventories	20	17
Other operating assets	71	32
Accounts payable	(58)	(30)
Accrued expenses	(135)	(198)
Deferred revenue and financed unearned services revenue	(107)	(83)
Other operating liabilities	(1)	(9)
Net cash provided by operating activities	250	228
Cash flows from investing activities:
Purchases of investments	(275)	(285)
Maturities, sales and collections of investments	387	598
Purchases of property and equipment	(36)	(36)
Acquisition of business, net of cash acquired	(24)	0
Other investing activities, net	5	(1)
Net cash provided by investing activities	57	276
Cash flows from financing activities:
Proceeds from issuance of common stock under employee stock award plans	48	42
Payments for taxes related to net share settlement of stock awards	(57)	(33)
Repurchase of common stock	(150)	(175)
Proceeds from issuance of commercial paper notes, net	394	0
Repayment of short-term loan	0	(850)
Dividends paid	(54)	(53)
Other financing activities, net	0	(2)
Net cash provided by (used in) financing activities	181	(1,071)
Effect of exchange rate changes on cash and cash equivalents	19	(7)
Net increase (decrease) in cash and cash equivalents	507	(574)
Cash and cash equivalents:
Beginning of period	2,444	2,868
End of period	$ 2,951	$ 2,294