Credit Quality (Summary of the Credit Risk Profile of the Bancorp's Residential Mortgage and Consumer Portfolio Segments by Class) (Detail) - USD ($) $ in Millions		Jun. 30, 2016		Dec. 31, 2015
Total loans and leases		$ 93,755	[1],[2]	$ 92,415	[3]
Home Equity | Consumer Portfolio Segment
Total loans and leases		7,988		8,301
Automobile Loans | Consumer Portfolio Segment
Total loans and leases		10,671		11,493
Credit Card | Consumer Portfolio Segment
Total loans and leases		2,172		2,259
Other consumer loans and leases | Consumer Portfolio Segment
Total loans and leases		654		657
Performing Financing Receivable
Total loans and leases	[4]	35,484		36,094
Performing Financing Receivable | Residential Mortgage | Residential Mortgage Loans
Total loans and leases	[4]	14,110		13,498
Performing Financing Receivable | Home Equity | Consumer Portfolio Segment
Total loans and leases		7,909		8,222
Performing Financing Receivable | Automobile Loans | Consumer Portfolio Segment
Total loans and leases		10,669		11,491
Performing Financing Receivable | Credit Card | Consumer Portfolio Segment
Total loans and leases		2,142		2,226
Performing Financing Receivable | Other consumer loans and leases | Consumer Portfolio Segment
Total loans and leases		654		657
Nonperforming Financing Receivable
Total loans and leases	[4]	154		165
Nonperforming Financing Receivable | Residential Mortgage | Residential Mortgage Loans
Total loans and leases	[4]	43		51
Nonperforming Financing Receivable | Home Equity | Consumer Portfolio Segment
Total loans and leases		79		79
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		$ 30		$ 33

[1] Excludes $ 154 of residential mortgage loans measured at fair value at June 30, 2016 .

[2] Excludes $ 154 of residential mortgage loans measured at fair value, and includes $ 818 of leveraged leases, net of unearned income at June 30, 2016 .

[3] Excludes $ 167 of residential mortgage loans measured at fair value, and includes $ 801 of leveraged leases, net of unearned income at December 31, 2015 .

[4] (a) Excludes $ 154 and $ 167 of loans measured at fair value at June 30, 2016 and December 31, 2015 , respectively.