Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net income	$ 334	$ 268
Adjustment for discontinued operations		1
Adjustments to reconcile net income to net cash provided by operating activities from continuing operations:
Depreciation and other amortization	96	97
Amortization of acquisition-related intangible assets	103	103
Share-based compensation	27	26
Deferred income taxes	(27)	(26)
Income from investment in unconsolidated affiliate	(4)	(6)
Dividends from unconsolidated affiliate	45	6
Non-cash impairment charge		30
Other non-cash items	(12)	(6)
Changes in assets and liabilities, net of effects from acquisitions:
Trade accounts receivable	25	13
Prepaid expenses and other assets	(24)	(45)
Accounts payable and other liabilities	46	(40)
Deferred revenue	(40)	(24)
Net cash provided by operating activities from continuing operations	569	397
Cash flows from investing activities:
Capital expenditures, including capitalization of software costs	(150)	(110)
Payment for acquisition of business, net of cash acquired		(16)
Dividends from unconsolidated affiliate		116
Other investing activities	1
Net cash used in investing activities from continuing operations	(149)	(10)
Cash flows from financing activities:
Debt proceeds	544	1,210
Debt repayments	(544)	(1,444)
Issuance of treasury stock	26	24
Purchases of treasury stock	(528)	(254)
Other financing activities	11	7
Net cash used in financing activities from continuing operations	(491)	(457)
Net change in cash and cash equivalents from continuing operations	(71)	(70)
Net cash flows from discontinued operations		32
Beginning balance	400	358
Ending balance	329	320
Discontinued operations cash flow information:
Net cash used in operating activities		(3)
Net cash provided by investing activities		35
Net change in cash and cash equivalents from discontinued operations		32
Net cash flows to continuing operations		(32)
Beginning balance - discontinued operations	0	0
Ending balance - discontinued operations	$ 0	$ 0