Credit Quality and the Allowance for Loan and Lease Losses - Summary of the Credit Risk Profile of the Bancorp's Commercial Portfolio Segment by Class (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Modifications
Portfolio loans and leases, net	$ 113,957	$ 110,158
Commercial
Financing Receivable, Modifications
Year One	2,369	7,407
Year Two	7,494	4,612
Year Three	3,827	2,684
Year Four	2,393	1,554
Year Five	1,390	1,021
Prior	3,035	2,379
Revolving Loans	52,430	50,611
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	72,938	70,268
Commercial \| Pass
Financing Receivable, Modifications
Year One	2,296	7,052
Year Two	7,120	4,333
Year Three	3,627	2,559
Year Four	2,247	1,400
Year Five	1,275	913
Prior	2,688	2,170
Revolving Loans	48,949	47,092
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	68,202	65,519
Commercial \| Special mention
Financing Receivable, Modifications
Year One	11	130
Year Two	170	108
Year Three	54	74
Year Four	69	60
Year Five	31	31
Prior	44	62
Revolving Loans	1,009	1,089
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	1,388	1,554
Commercial \| Substandard
Financing Receivable, Modifications
Year One	62	225
Year Two	204	171
Year Three	146	51
Year Four	77	94
Year Five	84	77
Prior	303	147
Revolving Loans	2,472	2,430
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	3,348	3,195
Commercial \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	0	0
Commercial \| Commercial and industrial loans
Financing Receivable, Modifications
Year One	1,284	4,322
Year Two	4,716	2,365
Year Three	1,897	1,246
Year Four	1,076	650
Year Five	549	430
Prior	1,124	872
Revolving Loans	43,263	41,774
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	53,909	51,659
Commercial \| Commercial and industrial loans \| Pass
Financing Receivable, Modifications
Year One	1,270	4,266
Year Two	4,635	2,291
Year Three	1,823	1,198
Year Four	1,038	552
Year Five	491	356
Prior	897	752
Revolving Loans	40,918	39,486
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	51,072	48,901
Commercial \| Commercial and industrial loans \| Special mention
Financing Receivable, Modifications
Year One	0	37
Year Two	41	22
Year Three	18	12
Year Four	12	29
Year Five	8	22
Prior	18	5
Revolving Loans	631	665
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	728	792
Commercial \| Commercial and industrial loans \| Substandard
Financing Receivable, Modifications
Year One	14	19
Year Two	40	52
Year Three	56	36
Year Four	26	69
Year Five	50	52
Prior	209	115
Revolving Loans	1,714	1,623
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	2,109	1,966
Commercial \| Commercial and industrial loans \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	0	0
Commercial \| Commercial mortgage owner-occupied loans
Financing Receivable, Modifications
Year One	453	1,104
Year Two	1,037	873
Year Three	732	520
Year Four	432	325
Year Five	297	188
Prior	515	398
Revolving Loans	1,510	1,301
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	4,976	4,709
Commercial \| Commercial mortgage owner-occupied loans \| Pass
Financing Receivable, Modifications
Year One	443	1,082
Year Two	997	804
Year Three	652	471
Year Four	347	296
Year Five	263	183
Prior	441	331
Revolving Loans	1,339	1,141
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	4,482	4,308
Commercial \| Commercial mortgage owner-occupied loans \| Special mention
Financing Receivable, Modifications
Year One	6	0
Year Two	36	31
Year Three	33	46
Year Four	45	17
Year Five	12	2
Prior	5	40
Revolving Loans	64	69
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	201	205
Commercial \| Commercial mortgage owner-occupied loans \| Substandard
Financing Receivable, Modifications
Year One	4	22
Year Two	4	38
Year Three	47	3
Year Four	40	12
Year Five	22	3
Prior	69	27
Revolving Loans	107	91
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	293	196
Commercial \| Commercial mortgage owner-occupied loans \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	0	0
Commercial \| Commercial mortgage nonowner-occupied loans
Financing Receivable, Modifications
Year One	530	884
Year Two	805	823
Year Three	694	610
Year Four	589	292
Year Five	275	157
Prior	396	314
Revolving Loans	2,429	2,527
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	5,718	5,607
Commercial \| Commercial mortgage nonowner-occupied loans \| Pass
Financing Receivable, Modifications
Year One	481	635
Year Two	572	733
Year Three	653	595
Year Four	578	284
Year Five	269	141
Prior	371	302
Revolving Loans	1,985	1,977
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	4,909	4,667
Commercial \| Commercial mortgage nonowner-occupied loans \| Special mention
Financing Receivable, Modifications
Year One	5	89
Year Two	89	12
Year Three	0	11
Year Four	7	5
Year Five	3	7
Prior	15	9
Revolving Loans	116	162
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	235	295
Commercial \| Commercial mortgage nonowner-occupied loans \| Substandard
Financing Receivable, Modifications
Year One	44	160
Year Two	144	78
Year Three	41	4
Year Four	4	3
Year Five	3	9
Prior	10	3
Revolving Loans	328	388
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	574	645
Commercial \| Commercial mortgage nonowner-occupied loans \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	0	0
Commercial \| Commercial construction loans
Financing Receivable, Modifications
Year One	0	67
Year Two	35	108
Year Three	98	11
Year Four	14	37
Year Five	36	0
Prior	9	9
Revolving Loans	5,228	5,009
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	5,420	5,241
Commercial \| Commercial construction loans \| Pass
Financing Receivable, Modifications
Year One	0	50
Year Two	25	69
Year Three	98	11
Year Four	14	37
Year Five	36	0
Prior	9	9
Revolving Loans	4,707	4,488
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	4,889	4,664
Commercial \| Commercial construction loans \| Special mention
Financing Receivable, Modifications
Year One	0	0
Year Two	0	39
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	198	193
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	198	232
Commercial \| Commercial construction loans \| Substandard
Financing Receivable, Modifications
Year One	0	17
Year Two	10	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	323	328
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	333	345
Commercial \| Commercial construction loans \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	0	0
Commercial \| Commercial leases
Financing Receivable, Modifications
Year One	102	1,030
Year Two	901	443
Year Three	406	297
Year Four	282	250
Year Five	233	246
Prior	991	786
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	2,915	3,052
Commercial \| Commercial leases \| Pass
Financing Receivable, Modifications
Year One	102	1,019
Year Two	891	436
Year Three	401	284
Year Four	270	231
Year Five	216	233
Prior	970	776
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	2,850	2,979
Commercial \| Commercial leases \| Special mention
Financing Receivable, Modifications
Year One	0	4
Year Two	4	4
Year Three	3	5
Year Four	5	9
Year Five	8	0
Prior	6	8
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	26	30
Commercial \| Commercial leases \| Substandard
Financing Receivable, Modifications
Year One	0	7
Year Two	6	3
Year Three	2	8
Year Four	7	10
Year Five	9	13
Prior	15	2
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	39	43
Commercial \| Commercial leases \| Doubtful
Financing Receivable, Modifications
Year One	0	0
Year Two	0	0
Year Three	0	0
Year Four	0	0
Year Five	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Portfolio loans and leases, net	$ 0	$ 0

Amount excluding accrued interest, after allowance for credit loss, of financing receivable.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
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Amount excluding accrued interest of financing receivable originated more than five years prior to current fiscal year.

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Amount excluding accrued interest of financing receivable that can be withdrawn, repaid, and redrawn.

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