Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Cash Flows [Abstract]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash at end of period	$ 1,265	$ 486
Operating activities
Net income (loss)	24	38
Adjustments to reconcile net income to net cash provided by operating activities:
Loss from discontinued operations	0	0
Depreciation and amortization	87	81
Stock-based compensation expense	25	23
Deferred income taxes	5	(5)
Goodwill and Long-Lived Intangible Asset Impairment	1	0
Gain on sale of property, plant and equipment	(2)	0
Changes in assets and liabilities:
Receivables	137	21
Inventories	(48)	(68)
Current payables and accrued expenses	(183)	(192)
Increase (Decrease) in Contract with Customer, Liability	108	100
Employee benefit plans	(3)	(4)
Other assets and liabilities	(90)	(10)
Net cash provided by operating activities	61	(16)
Investing activities
Expenditures for property, plant and equipment	(10)	(22)
Proceeds from sale of property, plant and equipment	7	0
Additions to capitalized software	(69)	(43)
Business acquisitions, net	(26)	(6)
Net change in funds held for clients - investing	0	0
Other investing activities, net	0	3
Net Cash Provided by (Used in) Investing Activities	(98)	(68)
Financing activities
Short term borrowings, net	3	7
Payments on term credit facilities	(2)	(17)
Payments on revolving credit facilities	(573)	(375)
Borrowings on revolving credit facilities	1,397	430
Payments of Debt Issuance Costs	(1)	0
Payments of Ordinary Dividends, Preferred Stock and Preference Stock	(6)	0
Repurchases of Common Stock	(41)	0
Proceeds from employee stock plans	3	4
Tax withholding payments on behalf of employees	(24)	(13)
Increase (Decrease) in Client Funds Held	12	17
Proceeds from (Payments for) Other Financing Activities	(3)	0
Net Cash Provided by (Used in) Financing Activities	765	53
Cash flows from discontinued operations
Net cash provided by (used in) operating activities	3	(6)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(14)	1
Increase (decrease) in cash, cash equivalents, and restricted cash	717	(36)
Cash, cash equivalents and restricted cash at beginning of period	548	522
Cash, cash equivalents and restricted cash at end of period	$ 1,265	$ 486