Revenues by Customer Location (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 4,263	$ 4,440	$ 4,437
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, united states	2,719	2,828	2,991
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	1,544	1,612	1,446
International \| United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	435	451	451
International \| Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	574	626	529
International \| Asia /Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	273	263	244
International \| Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	168	173	165
International \| Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues, international	$ 94	$ 99	$ 57

SUNGARD DATA SYSTEMS INC 10-K