Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating activities
Net income	$ 54	$ 63
Adjustments to reconcile net income to net cash provided by operating activities:
Loss from discontinued operations	0	1
Depreciation and amortization	69	47
Stock-based compensation expense	10	10
Deferred income taxes	3	(9)
Gain on sale of property, plant and equipment and other assets	(1)	(4)
Changes in assets and liabilities:
Receivables	(66)	9
Inventories	(30)	(47)
Current payables and accrued expenses	0	(36)
Deferred service revenue and customer deposits	59	73
Employee benefit plans	(21)	(34)
Other assets and liabilities	(46)	(52)
Net cash provided by operating activities	31	21
Investing activities
Expenditures for property, plant and equipment	(32)	(24)
Additions to capitalized software	(34)	(21)
Business acquisitions, net	(1,642)	(681)
Changes in restricted cash	1,114	0
Other investing activities, net	(4)	5
Net cash used in investing activities	(598)	(721)
Financing activities
Tax withholding payments on behalf of employees	(22)	(25)
Short term borrowings, net	6	1
Payments on term credit facility	0	18
Borrowings on term credit facility	(250)	0
Payments on revolving credit facility	60	420
Borrowings on revolving credit facility	400	565
Debt issuance costs	(2)	(2)
Proceeds from employee stock plans	5	18
Other financing activities	(1)	0
Net cash provided by financing activities	576	119
Cash flows from discontinued operations
Net cash (used in) provided by operating activities	(16)	1
Effect of exchange rate changes on cash and cash equivalents	(6)	(6)
Decrease in cash and cash equivalents	(13)	(586)
Cash and cash equivalents at beginning of period	528	1,069
Cash and cash equivalents at end of period	$ 515	$ 483