Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating activities
Net income	$ 38	$ 21
Adjustments to reconcile net income to net cash used in operating activities:
Loss from discontinued operations	0	35
Depreciation and amortization	81	86
Stock-based compensation expense	23	14
Deferred income taxes	(5)	4
Changes in assets and liabilities:
Receivables	21	(114)
Inventories	(68)	(42)
Current payables and accrued expenses	(192)	(77)
Contract liabilities	100	75
Employee benefit plans	(4)	(3)
Other assets and liabilities	(10)	(23)
Net cash used in operating activities	(16)	(24)
Investing activities
Expenditures for property, plant and equipment	(22)	(29)
Additions to capitalized software	(43)	(42)
Business acquisitions, net	(6)	0
Other investing activities, net	3	(3)
Net cash used in investing activities	(68)	(74)
Financing activities
Short term borrowings, net	7	(1)
Payments on term credit facilities	(17)	(34)
Payments on revolving credit facilities	(375)	(498)
Borrowings on revolving credit facilities	430	613
Repurchases of Company common stock	0	(165)
Proceeds from employee stock plans	4	5
Tax withholding payments on behalf of employees	(13)	(11)
Net cash provided by (used in) financing activities	36	(91)
Cash flows from discontinued operations
Net cash used in operating activities	(6)	(4)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	1	5
Decrease in cash, cash equivalents, and restricted cash	(53)	(188)
Cash, cash equivalents and restricted cash at beginning of period	476	543
Cash, cash equivalents and restricted cash at end of period	$ 423	$ 355