Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Operating activities from continuing operations:
Net income	$ 609	$ 695
Income from discontinued operations	(11)	(30)
Income from continuing operations	598	665
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Depreciation and amortization	275	303
Deferred income taxes	(53)	(62)
Provision for bad debts	0	1
Share-based compensation expense	70	65
Asset impairments and other non-cash items	1	1
Foreign currency transaction losses	5	1
Changes in other operating assets and liabilities, net of effect of acquisitions:
Decrease in trade accounts receivable	50	91
Decrease in deferred revenue	(353)	(445)
Increase in taxes payable, net	53	34
Decrease in accounts payable, accrued expenses and other	(50)	(38)
Decrease in accrued salaries, wages and commissions	(43)	(62)
Changes in other operating assets and liabilities	10	(9)
Net cash provided by operating activities - continuing operations	563	545
Investing activities from continuing operations:
Acquisitions of businesses, net of cash acquired, and purchased software	(648)	(32)
Purchases of property and equipment	(34)	(46)
Proceeds from sale of short-term investments	48	0
Net cash used in investing activities - continuing operations	(634)	(78)
Financing activities from continuing operations:
Dividends paid	(325)	(333)
Purchases of common stock	(705)	(125)
Notional pooling borrowings	3,237	4,226
Notional pooling repayments	(3,230)	(4,145)
Debt borrowings	1,100	0
Debt repayments	(408)	(507)
Debt issuance costs	(4)	0
Exercise of common stock options	5	25
Other financing activities	(23)	0
Net cash used in financing activities - continuing operations	(353)	(859)
Effect of exchange rate changes on cash	(38)	(310)
Net change in cash and cash equivalents - continuing operations	(462)	(702)
Cash provided by (used in) operating activities - discontinued operations	11	(37)
Cash provided by investing activities - discontinued operations	0	170
Net effect of discontinued operations on cash and cash equivalents	11	133
Decrease in cash and cash equivalents	(451)	(569)
Cash and cash equivalents at beginning of period	2,804	3,252
Cash and cash equivalents at end of period	$ 2,353	$ 2,683