Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating activities
Net income (loss)	$ 77	$ 35
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss (income) from discontinued operations	(5)	0
Loss on extinguishment of debt	0	42
Depreciation and amortization	451	364
Stock-based compensation expense	97	119
Deferred income taxes	24	30
Loss (gain) on disposal of property, plant and equipment and other assets	4	0
Changes in assets and liabilities, net of effects of business acquired:
Receivables	(274)	240
Inventories	(220)	(165)
Current payables and accrued expenses	113	210
Contract liabilities	(24)	5
Employee benefit plans	(3)	(30)
Other assets and liabilities	5	(43)
Net cash provided by operating activities	245	807
Investing activities
Expenditures for property, plant and equipment	(72)	(68)
Proceeds from sale of property, plant and equipment and other assets	8	1
Additions to capitalized software	(217)	(174)
Business acquisitions, net of cash acquired	(12)	(2,466)
Purchases of short-term investments	0	(13)
Proceeds from sales of short-term investments	0	14
Other investing activities, net	(5)	(6)
Net cash used in investing activities	(298)	(2,712)
Financing activities
Payments on term credit facilities	(31)	(106)
Payments on revolving credit facilities	(846)	(1,431)
Repayments of Unsecured Debt	0	(400)
Borrowings on term credit facilities	0	1,505
Borrowings on revolving credit facilities	1,021	1,541
Proceeds from issuance of senior unsecured notes	0	1,200
Debt issuance costs and bridge commitment fees	0	(52)
Call premium paid on debt extinguishment	0	(37)
Cash dividend paid for Series A preferred shares dividends	(11)	(11)
Proceeds from employee stock plans	19	33
Tax withholding payments on behalf of employees	(38)	(28)
Net change in client funds obligations	(6)	(3)
Principal payments for finance lease obligations	(12)	(13)
Other financing activities	(3)	(2)
Net cash provided by (used in) financing activities	93	2,196
Cash flows from discontinued operations
Net cash provided by (used in) operating activities of discontinued operations	(1)	(50)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(43)	(12)
Increase (decrease) in cash, cash equivalents, and restricted cash	(4)	229
Cash, cash equivalents and restricted cash at beginning of period	749	406
Cash, cash equivalents and restricted cash at end of period	$ 745	$ 635