CONSOLIDATED STATEMENTS OF INCOME (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenue:
Processing and services	$ 966	$ 898
Product	186	199
Total revenue	1,152	1,097
Expenses:
Cost of processing and services	522	494
Cost of product	190	159
Selling, general and administrative	229	205
Total expenses	941	858
Operating income	211	239
Interest expense	(41)	(43)
Income (loss) from continuing operations before income taxes and income from investment in unconsolidated affiliate	170	196
Income tax provision	(58)	(67)
Income from investment in unconsolidated affiliate	5	3
Income from continuing operations	117	132
Income (loss) from discontinued operations, net of income taxes
Net income	$ 117	$ 132
Net income per share-basic:
Continuing operations	$ 0.88	$ 0.95
Discontinued operations
Total	$ 0.88	$ 0.95
Net income per share-diluted:
Continuing operations	$ 0.87	$ 0.94
Discontinued operations
Total	$ 0.86	$ 0.94
Shares used in computing net income per share:
Basic	133.4	138.7
Diluted	135.1	140.5