Summary of the Credit Risk Profile of the Bancorp's Residential Mortgage and Consumer Portfolio Segments by Class (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Total loans and leases	$ 88,522	[1],[2]	$ 85,706	[3],[4]
Home Equity | Consumer Portfolio Segment
Total loans and leases	9,246		10,018
Automobile Loans | Consumer Portfolio Segment
Total loans and leases	11,984		11,972
Credit Card | Consumer Portfolio Segment
Total loans and leases	2,294		2,097
Consumer Other Financing Receivable | Consumer Portfolio Segment
Total loans and leases	364		290
Performing Financing Receivable | Consumer Portfolio Segment
Total loans and leases	36,183		35,986
Performing Financing Receivable | Residential Mortgage [Member] | Residential Mortgage Loans
Total loans and leases	12,423	[5]	11,704	[5]
Performing Financing Receivable | Home Equity | Consumer Portfolio Segment
Total loans and leases	9,153		9,965
Performing Financing Receivable | Automobile Loans | Consumer Portfolio Segment
Total loans and leases	11,982		11,970
Performing Financing Receivable | Credit Card | Consumer Portfolio Segment
Total loans and leases	2,261		2,058
Performing Financing Receivable | Consumer Other Financing Receivable | Consumer Portfolio Segment
Total loans and leases	364		289
Nonperforming Financing Receivable | Consumer Portfolio Segment
Total loans and leases	293		332
Nonperforming Financing Receivable | Residential Mortgage [Member] | Residential Mortgage Loans
Total loans and leases	165	[5]	237	[5]
Nonperforming Financing Receivable | Home Equity | Consumer Portfolio Segment
Total loans and leases	93		53
Nonperforming Financing Receivable | Automobile Loans | Consumer Portfolio Segment
Total loans and leases	2		2
Nonperforming Financing Receivable | Credit Card | Consumer Portfolio Segment
Total loans and leases	33		39
Nonperforming Financing Receivable | Consumer Other Financing Receivable | Consumer Portfolio Segment
Total loans and leases			$ 1

[1] Excludes $92 of residential mortgage loans measured at fair value, and includes $881 of leveraged leases, net of unearned income.

[2] Excludes $92 of loans measured at fair value.

[3] Excludes $76 of residential mortgage loans measured at fair value, and includes $862 of leveraged leases, net of unearned income.

[4] Excludes $76 of loans measured at fair value.

[5] Excludes $92 and $76 of loans measured at fair value at December 31, 2013 and 2012, respectively