Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Cash provided (used) by operations:
Net income	$ 5,070	$ 6,046	$ 5,727
Adjustments to reconcile net income to net cash provided (used) by operations:
Depreciation	703	717	744
Deferred income taxes	(117)	(650)	(385)
Stock-based compensation	755	638	611
Amortization, impairment and other	156	123	53
Net foreign currency adjustments	(213)	(26)	(138)
Changes in certain working capital components and other assets and liabilities:
(Increase) decrease in accounts receivable	489	(504)	(1,606)
(Increase) decrease in inventories	(133)	(1,676)	507
(Increase) decrease in prepaid expenses, operating lease right-of-use assets and other current and non-current assets	(644)	(845)	(182)
Increase (decrease) in accounts payable, accrued liabilities, operating lease liabilities and other current and non-current liabilities	(225)	1,365	1,326
Cash provided (used) by operations	5,841	5,188	6,657
Cash provided (used) by investing activities:
Purchases of short-term investments	(6,059)	(12,913)	(9,961)
Maturities of short-term investments	3,356	8,199	4,236
Sales of short-term investments	4,184	3,967	2,449
Additions to property, plant and equipment	(969)	(758)	(695)
Other investing activities	52	(19)	171
Cash provided (used) by investing activities	564	(1,524)	(3,800)
Cash provided (used) by financing activities:
Increase (decrease) in notes payable, net	(4)	15	(52)
Repayment of borrowings	(500)	0	(197)
Proceeds from exercise of stock options and other stock issuances	651	1,151	1,172
Repurchase of common stock	(5,480)	(4,014)	(608)
Dividends — common and preferred	(2,012)	(1,837)	(1,638)
Other financing activities	(102)	(151)	(136)
Cash provided (used) by financing activities	(7,447)	(4,836)	(1,459)
Effect of exchange rate changes on cash and equivalents	(91)	(143)	143
Net increase (decrease) in cash and equivalents	(1,133)	(1,315)	1,541
Cash and equivalents, beginning of year	8,574	9,889	8,348
CASH AND EQUIVALENTS, END OF YEAR	7,441	8,574	9,889
Cash paid during the year for:
Interest, net of capitalized interest	347	290	293
Income taxes	1,517	1,231	1,177
Non-cash additions to property, plant and equipment	211	160	179
Dividends declared and not paid	$ 524	$ 480	$ 438