Condensed Consolidating Statement of Income and Comprehensive Income (Detail) (USD $) In Millions, 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 (loss)	211	239
Interest expense, net	(41)	(43)
Income (loss) from continuing operations before income taxes and income from investment in unconsolidated affiliate	170	196
Income tax (provision) benefit	(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
Comprehensive income	115	148
Parent Company
Expenses:
Selling, general and administrative	28	23
Total expenses	28	23
Operating income (loss)	(28)	(23)
Interest expense, net	(32)	(27)
Income (loss) from continuing operations before income taxes and income from investment in unconsolidated affiliate	(60)	(50)
Income tax (provision) benefit	26	25
Equity in earnings of consolidated affiliates	151	157
Income from continuing operations	117	132
Net income	117	132
Comprehensive income	115	148
Guarantor Subsidiaries
Revenue:
Processing and services	665	646
Product	179	190
Total revenue	844	836
Expenses:
Cost of processing and services	355	347
Cost of product	185	159
Selling, general and administrative	126	123
Total expenses	666	629
Operating income (loss)	178	207
Interest expense, net	(8)	(13)
Income (loss) from continuing operations before income taxes and income from investment in unconsolidated affiliate	170	194
Income tax (provision) benefit	(62)	(73)
Income from investment in unconsolidated affiliate	5	3
Income from continuing operations	113	124
Income (loss) from discontinued operations, net of income taxes		1
Net income	113	125
Comprehensive income	113	125
Non-Guarantor Subsidiaries
Revenue:
Processing and services	341	284
Product	25	27
Total revenue	366	311
Expenses:
Cost of processing and services	207	179
Cost of product	23	18
Selling, general and administrative	75	59
Total expenses	305	256
Operating income (loss)	61	55
Interest expense, net	(1)	(3)
Income (loss) from continuing operations before income taxes and income from investment in unconsolidated affiliate	60	52
Income tax (provision) benefit	(22)	(19)
Income from continuing operations	38	33
Net income	38	33
Comprehensive income	33	38
Eliminations
Revenue:
Processing and services	(40)	(32)
Product	(18)	(18)
Total revenue	(58)	(50)
Expenses:
Cost of processing and services	(40)	(32)
Cost of product	(18)	(18)
Total expenses	(58)	(50)
Equity in earnings of consolidated affiliates	(151)	(157)
Income from continuing operations	(151)	(157)
Income (loss) from discontinued operations, net of income taxes		(1)
Net income	(151)	(158)
Comprehensive income	$ (146)	$ (163)