Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Operating activities
Net income (loss)	$ 63	$ 51
Adjustments to reconcile net income to net cash provided by operating activities:
Loss from discontinued operations	1	9
Depreciation and amortization	47	41
Stock-based compensation expense	10	11
Deferred income taxes	(9)	14
Gain on sale of property, plant and equipment and other assets	(4)	(1)
Impairment of long-lived and other assets	0	3
Changes in operating assets and liabilities (net of effects of acquisitions and divestitures):
Receivables	9	(33)
Inventories	(47)	(34)
Current payables and accrued expenses	(36)	(17)
Deferred service revenue and customer deposits	73	85
Employee severance and pension	(34)	(13)
Other assets and liabilities	(52)	(27)
Net cash provided by operating activities	21	89
Investing activities
Expenditures for property, plant and equipment	(24)	(13)
Additions to capitalized software	(21)	(18)
Business acquisitions, net	(681)	0
Other investing activities, net	5	(2)
Net cash used in investing activities	(721)	(33)
Financing activities
Tax withholding payments on behalf of employees	(25)	(9)
Short term borrowings, net	1	0
Payments on term credit facility	(18)	0
Repayments of Long-term Lines of Credit	420	65
Proceeds from Issuance of Secured Debt	565	40
Debt issuance costs	(2)	0
Proceeds from employee stock plans	18	7
Net cash provided by (used in) financing activities	119	(27)
Cash flows from discontinued operations
Net cash provided by (used in) operating activities	1	(9)
Net cash used in investing activities	0	(1)
Net cash provided by (used in) discontinued operations	1	(10)
Effect of exchange rate changes on cash and cash equivalents	(6)	(3)
(Decrease) increase in cash and cash equivalents	(586)	16
Cash and cash equivalents at beginning of period	1,069	398
Cash and cash equivalents at end of period	$ 483	$ 414