Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
Feb. 28, 2017	Feb. 29, 2016
Cash provided by operations:
Net income	$ 3,232	$ 2,914
Income charges (credits) not affecting cash:
Depreciation	521	481
Deferred income taxes	(199)	(6)
Stock-based compensation	162	176
Amortization and other	7	18
Net foreign currency adjustments	(90)	192
Changes in certain working capital components and other assets and liabilities:
(Increase) in accounts receivable	(546)	(124)
(Increase) in inventories	(157)	(359)
(Increase) in prepaid expenses and other current assets	(152)	(149)
(Decrease) in accounts payable, accrued liabilities and income taxes payable	(27)	(1,231)
Cash provided by operations	2,751	1,912
Cash used by investing activities:
Purchases of short-term investments	(4,029)	(3,759)
Maturities of short-term investments	2,433	2,021
Sales of short-term investments	1,905	1,939
Investments in reverse repurchase agreements	0	150
Additions to property, plant and equipment	(776)	(901)
Disposals of property, plant and equipment	13	9
Other investing activities	(34)	(3)
Cash used by investing activities	(488)	(544)
Cash used by financing activities:
Net proceeds from long-term debt issuance	1,482	981
Long-term debt payments, including current portion	(43)	(104)
Increase (decrease) in notes payable	24	(68)
Payments on capital lease obligations	(14)	(5)
Proceeds from exercise of stock options and other stock issuances	339	370
Excess tax benefits from share-based payment arrangements	125	231
Repurchase of common stock	(2,429)	(2,698)
Dividends — common and preferred	(834)	(752)
Cash used by financing activities	(1,350)	(2,045)
Effect of exchange rate changes on cash and equivalents	(30)	(131)
Net increase (decrease) in cash and equivalents	883	(808)
Cash and equivalents, beginning of period	3,138	3,852
CASH AND EQUIVALENTS, END OF PERIOD	4,021	3,044
Supplemental disclosure of cash flow information:
Non-cash additions to property, plant and equipment	248	100
Dividends declared and not paid	$ 303	$ 270

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of intangible assets over their estimated remaining economic lives and transactions that result in no cash inflows or outflows in the period in which they occur, but affect net income and thus are removed when calculating net cash flow from operating activities using the indirect method. This element is used when there is not a more specific and appropriate element.

No definition available.