CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows from operating activities:
Net income	$ 168	$ 266
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	474	509
Operating right-of-use expense	176	0
Share-based compensation	18	22
Gain on dispositions	(8)	(46)
Unrealized foreign currency exchange gains	(14)	(16)
Other non-cash charges, net	(5)	12
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Increase in assets	(335)	(300)
Decrease in operating lease liability	(174)	0
Decrease in other liabilities	(366)	(78)
Net cash (used in) provided by operating activities	(66)	369
Cash flows from investing activities:
Purchases of property and equipment	(105)	(79)
Payments for transition and transformation contract costs	(72)	(92)
Software purchased and developed	(63)	(49)
Payments for acquisitions, net of cash acquired	(1,911)	(43)
Business dispositions	0	(65)
Cash collections related to deferred purchase price receivable	371	137
Proceeds from sale of assets	21	19
Short-term investing	(75)	0
Other investing activities, net	12	(8)
Net cash used in investing activities	(1,822)	(180)
Cash flows from financing activities:
Borrowings of commercial paper	1,401	633
Repayments of commercial paper	(1,401)	(633)
Borrowings on long-term debt, net of discount	2,198	483
Principal payments on long-term debt	(509)	(1,278)
Payments on finance leases and borrowings for asset financing	(210)	(259)
Borrowings for USPS spin transaction	0	1,114
Proceeds from stock options and other common stock transactions	7	9
Taxes paid related to net share settlements of share-based compensation awards	(12)	(1)
Repurchase of common stock and advance payment for accelerated share repurchase	(500)	(314)
Dividend payments	(51)	(51)
Other financing activities, net	(36)	(3)
Net cash provided by (used in) financing activities	887	(300)
Effect of exchange rate changes on cash and cash equivalents	(30)	(39)
Net decrease in cash and cash equivalents	(1,031)	(150)
Cash and cash equivalents at beginning of year	2,899	2,729
Cash and cash equivalents at end of period	$ 1,868	$ 2,579