Loans and Leases - Total Loans and Leases Managed by the Bancorp (Details) - USD ($) $ in Millions		Sep. 30, 2020	Dec. 31, 2019
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		$ 113,054	$ 110,958
90 Days Past Due and Still Accruing		139	130
Loans and leases held for sale	[1]	2,323	1,400
Total portfolio loans and leases	[2],[3]	110,731	109,558
Residential mortgage loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		18,422	17,988
90 Days Past Due and Still Accruing		67	50
Commercial
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Total portfolio loans and leases		71,250	69,958
Commercial | Commercial and industrial loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		51,752	50,677
90 Days Past Due and Still Accruing		4	11
Commercial | Commercial mortgage loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		10,880	10,964
90 Days Past Due and Still Accruing		26	15
Commercial | Commercial construction loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		5,656	5,090
90 Days Past Due and Still Accruing		0	0
Commercial | Commercial leases
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		3,021	3,363
90 Days Past Due and Still Accruing		2	0
Consumer
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Total portfolio loans and leases		39,481	39,600
Consumer | Home equity
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		5,455	6,083
90 Days Past Due and Still Accruing		2	1
Consumer | Indirect secured consumer loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		12,925	11,538
90 Days Past Due and Still Accruing		10	10
Consumer | Credit card
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		2,087	2,532
90 Days Past Due and Still Accruing		27	42
Consumer | Other consumer loans
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together
Carrying Value		2,856	2,723
90 Days Past Due and Still Accruing		$ 1	$ 1

[1] Includes $1,472 and $1,264 of residential mortgage loans held for sale measured at fair value at September 30, 2020 and December 31, 2019, respectively.

[2] Includes $174 and $183 of residential mortgage loans measured at fair value at September 30, 2020 and December 31, 2019, respectively.

[3] Includes $61 and $74 of other short-term investments, $887 and $1,354 of portfolio loans and leases, $(9) and $(7) of ALLL, $5 and $8 of other assets, $2 and $2 of other liabilities, and $786 and $1,253 of long-term debt from consolidated VIEs that are included in their respective captions above at September 30, 2020 and December 31, 2019, respectively. For further information refer to Note 13.