CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Operating Activities
Net income	$ 297	$ 5,153	$ 2,310
Adjustments to reconcile to net cash provided by operating activities:
Depreciation	303	324	281
Amortization	648	586	604
Goodwill and other asset impairment charges	2,217	290	8
Deferred taxes	(868)	882	64
Share-based compensation expense	69	115	123
Charges (credits) associated with last-in-first-out inventory method	(99)	(7)	244
Loss (gain) from sales of businesses and equity investments	(169)	94	(103)
Other non-cash items	(2)	88	108
Changes in operating assets and liabilities, net of acquisitions:
Receivables	1,175	(762)	(1,957)
Inventories	(458)	320	(1,251)
Drafts and accounts payable	271	2,070	3,302
Deferred revenue	(143)	(87)	(120)
Taxes	671	146	(78)
Settlement payment	0	(150)	0
Other	222	(371)	137
Net cash provided by operating activities	4,345	4,744	3,672
Investing Activities
Payments for property, plant and equipment	(405)	(404)	(488)
Capitalized software expenditures	(175)	(158)	(189)
Acquisitions, net of cash and cash equivalents acquired	(2,893)	(4,237)	(40)
Restricted cash for acquisitions	1,469	(506)	(939)
Other	(18)	75	(111)
Net cash used in investing activities	(1,522)	(3,796)	(1,557)
Financing Activities
Proceeds from short-term borrowings	20,542	8,294	1,561
Repayments of short-term borrowings	(20,725)	(8,124)	(1,688)
Proceeds from issuances of long-term debt	1,522	1,824	0
Repayments of long-term debt	(2,287)	(1,601)	(1,598)
Payments for debt extinguishments	(112)	0	0
Common stock transactions:
Issuances	132	120	123
Share repurchases, including shares surrendered for tax withholding	(1,709)	(2,311)	(1,612)
Dividends paid	(262)	(253)	(244)
Other	(185)	(18)	5
Net cash used in financing activities	(3,084)	(2,069)	(3,453)
Effect of exchange rate changes on cash and cash equivalents	150	(144)	45
Net decrease in cash and cash equivalents	(111)	(1,265)	(1,293)
Cash and cash equivalents at beginning of year	2,783	4,048	5,341
Cash and cash equivalents at end of year	2,672	2,783	4,048
Cash paid for:
Interest	298	315	337
Income taxes, net of refunds	144	587	923
EIS, Zee Medical and Nurse Triage Businesses
Adjustments to reconcile to net cash provided by operating activities:
Gain on Healthcare Technology Net Asset Exchange, net	(109)	0	(103)
Investing Activities
Proceeds from sale of businesses and other assets, net	374	206	210
Healthcare Technology Net Asset Exchange
Adjustments to reconcile to net cash provided by operating activities:
Gain on Healthcare Technology Net Asset Exchange, net	(37)	(3,947)	0
Investing Activities
Proceeds from sale of businesses and other assets, net	126	1,228	0
Change Healthcare
Adjustments to reconcile to net cash provided by operating activities:
Loss from equity method investment in Change Healthcare	$ 248	$ 0	$ 0