Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities
Net income (loss)	$ 32	$ 42
Adjustments to reconcile net income to net cash provided by operating activities:
(Income) loss from discontinued operations	0	0
Depreciation and amortization	89	76
Stock-based compensation expense	13	9
Deferred income taxes	5	4
Gain on sale of property, plant and equipment and other assets	0	(1)
Impairment of long-lived and other assets	1	14
Changes in assets and liabilities:
Receivables	(52)	(46)
Inventories	(83)	(21)
Current payables and accrued expenses	(31)	(83)
Deferred service revenue and customer deposits	97	110
Employee Benefit Plans	(14)	(21)
Other assets and liabilities	(34)	(4)
Net cash provided by operating activities	23	79
Investing activities
Expenditures for property, plant and equipment	(9)	(13)
Additions to capitalized software	(31)	(38)
Other investing activities, net	(8)	(6)
Net cash used in investing activities	(48)	(57)
Financing activities
Tax withholding payments on behalf of employees	(6)	(9)
Short term borrowings, net	(9)	2
Payments on term credit facilities	(56)	(19)
Payments on revolving credit facility	(180)	(273)
Borrowings on revolving credit facility	511	248
Debt issuance costs	(8)	0
Payments for Repurchase of Common Stock	213	0
Proceeds from employee stock plans	3	6
Net cash provided by financing activities	42	(45)
Cash flows from discontinued operations
Net cash (used in) provided by operating activities	(12)	(4)
Effect of exchange rate changes on cash and cash equivalents	0	(22)
Increase (decrease) in cash and cash equivalents	5	(49)
Cash and cash equivalents	$ 333	$ 462