Preliminary Values Allocated to Intangible Assets (Detail) (Open Solutions Inc, USD $) In Millions, unless otherwise specified	1 Months Ended
	Jan. 31, 2013	Jan. 14, 2013
Acquired Finite-Lived Intangible Assets
Intangible assets		$ 571
Customer Related Intangible Assets
Acquired Finite-Lived Intangible Assets
Intangible assets		460
Intangible Assets, Weighted average useful life	20 years
Acquired Software and Technology
Acquired Finite-Lived Intangible Assets
Intangible assets		105
Intangible Assets, Weighted average useful life	7 years
Trade Names
Acquired Finite-Lived Intangible Assets
Intangible assets		$ 6
Intangible Assets, Weighted average useful life	10 years