Condensed Statement of Income Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Dividends [Line Items]
Dividend Received From Nonbank Companies And Related Subsidiaries	$ 859		$ 2,000
Parent Company [Member]
Dividends [Line Items]
Dividend Received From Nonbank Companies And Related Subsidiaries	$ 859	[1]	$ 1,959	[1]	$ 1,677	[1]

[1] The Bancorp’s indirect banking subsidiary paid dividends to the Bancorp’s direct nonbank subsidiary holding company of $859 million, $2.0 billion and $2.0 billion for the years ended 2013, 2012, and 2011, respectively.