Condensed Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating Activities
Net Income	$ 380	$ 286
Adjustments to reconcile to net cash provided by (used in) operating activities:
Gain on Business Combination	(81)	0
Depreciation and amortization	140	135
Other deferred taxes	170	31
Share-based compensation expense	42	39
Other non-cash items	(6)	8
Changes in operating assets and liabilities, net of acquisitions:
Receivables	444	(195)
Inventories	(4)	(303)
Drafts and accounts payable	(936)	445
Deferred revenue	(102)	(50)
Taxes	(142)	43
Litigation Settlement Payments	(273)	(6)
Deferred tax benefit on litigation charges	100	2
Other	(284)	(109)
Net cash provided by (used in) operating activities	(552)	326
Investing Activities
Property acquisitions	(46)	(58)
Capitalized software expenditures	(38)	(51)
Acquisitions, less cash and cash equivalents acquired	(108)	(106)
Other	42	61
Net cash used in investing activities	(150)	(154)
Financing Activities
Repayments of short-term borrowings	(400)	0
Repayments of long-term debt	0	(16)
Common stock transactions:
Issuances	43	51
Share repurchases, including shares surrendered for tax withholding	(53)	(672)
Dividends paid	(53)	(47)
Other	38	16
Net cash used in financing activities	(425)	(668)
Effect of exchange rate changes on cash and cash equivalents	(9)	0
Net decrease in cash and cash equivalents	(1,136)	(496)
Cash and cash equivalents at beginning of period	3,149	3,612
Cash and cash equivalents at end of period	$ 2,013	$ 3,116