Condensed Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities
Net Income	$ 888	$ 828
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	543	332
Deferred taxes	110	151
Charges associated with last-in-first-out inventory method	192	44
Share-based compensation expense	82	73
Other non-cash items	18	18
Changes in operating assets and liabilities, net of acquisitions:
Receivables	(1,535)	(393)
Inventories	(1,161)	(235)
Drafts and accounts payable	1,502	344
Deferred revenue	(251)	(232)
Taxes	(66)	3
Provision for Other Losses	0	50
Litigation settlement payments	0	(20)
Other	(157)	(150)
Net cash provided by operating activities	165	813
Investing Activities
Property acquisitions	(191)	(133)
Capitalized software expenditures	(81)	(66)
Acquisitions, net of cash and cash equivalents acquired	(31)	(116)
Other	(4)	41
Net cash used in investing activities	(307)	(274)
Financing Activities
Proceeds from short-term borrowings	1,790	150
Repayments of short-term borrowings	(1,572)	(150)
Proceeds from issuances of long-term debt	7	0
Repayments of long-term debt	(233)	0
Common stock transactions:
Issuances	66	119
Share repurchases, including shares surrendered for tax withholding	(105)	(128)
Dividends paid	(115)	(99)
Other	(6)	71
Net cash used in financing activities	(168)	(37)
Effect of exchange rate changes on cash and cash equivalents	(79)	2
Net (decrease) increase in cash and cash equivalents	(389)	504
Cash and cash equivalents at beginning of period	4,193	2,456
Cash and cash equivalents at end of period	$ 3,804	$ 2,960