Credit Quality and the Allowance for Loan and Lease Losses (Tables)

9 Months Ended

Sep. 30, 2021

Receivables [Abstract]

Summary of Transactions in the ALLL

Allowance for Loan and Lease Losses

The following tables summarize transactions in the ALLL by portfolio segment:

For the three months ended September 30, 2021 ($ in millions)	Commercial		Residential Mortgage	Consumer	Total
Balance, beginning of period	$	1,224	235	574	2,033
Losses charged off(a)	(10)		(1)	(45)	(56)
Recoveries of losses previously charged off(a)	6		2	27	35
Benefit from loan and lease losses	(53)		(1)	(4)	(58)
Balance, end of period	$	1,167	235	552	1,954

(a)The Bancorp recorded $7 in both losses charged off and recoveries of losses previously charged off related to customer defaults on point-of-sale consumer loans for which the Bancorp obtained recoveries under third-party credit enhancements.

For the three months ended September 30, 2020 ($ in millions)	Commercial		Residential Mortgage	Consumer	Total
Balance, beginning of period	$	1,502	327	867	2,696
Losses charged off(a)	(66)		(1)	(68)	(135)
Recoveries of losses previously charged off(a)	5		2	27	34
(Benefit from) provision for loan and lease losses	92		(31)	(82)	(21)
Balance, end of period	$	1,533	297	744	2,574

(a)The Bancorp recorded $9 in both losses charged off and recoveries of losses previously charged off related to customer defaults on point-of-sale consumer loans for which the Bancorp obtained recoveries under third-party credit enhancements.

For the nine months ended September 30, 2021 ($ in millions)	Commercial		Residential Mortgage	Consumer	Total
Balance, beginning of period	$	1,456	294	703	2,453
Losses charged off(a)	(91)		(3)	(174)	(268)
Recoveries of losses previously charged off(a)	40		5	87	132
Benefit from loan and lease losses	(238)		(61)	(64)	(363)
Balance, end of period	$	1,167	235	552	1,954

(a)The Bancorp recorded $25 in both losses charged off and recoveries of losses previously charged off related to customer defaults on point-of-sale consumer loans for which the Bancorp obtained recoveries under third-party credit enhancements.

For the nine months ended September 30, 2020 ($ in millions)	Commercial		Residential Mortgage	Consumer	Unallocated	Total
Balance, beginning of period	$	710	73	298	121	1,202
Impact of adoption of ASU 2016-13(a)	160		196	408	(121)	643
Losses charged off(b)	(209)		(6)	(242)	—	(457)
Recoveries of losses previously charged off(b)	14		5	85	—	104
Provision for loan and lease losses	858		29	195	—	1,082
Balance, end of period	$	1,533	297	744	—	2,574

(a)Includes $31, $2 and $1 in Commercial, Residential Mortgage and Consumer, respectively, related to the initial recognition of an ALLL on PCD loans.

(b)The Bancorp recorded $31 in both losses charged off and recoveries of losses previously charged off related to customer defaults on point-of-sale consumer loans for which the Bancorp obtained recoveries under third-party credit enhancements.

Summary of the ALLL and Related Loans and Leases Classified by Portfolio Segment

The following tables provide a summary of the ALLL and related loans and leases classified by portfolio segment:

As of September 30, 2021 ($ in millions)	Commercial		Residential Mortgage	Consumer	Total
ALLL:(a)
Individually evaluated	$	89	50	42	181
Collectively evaluated	1,078		185	510	1,773
Total ALLL	$	1,167	235	552	1,954
Portfolio loans and leases:(b)
Individually evaluated	$	534	496	300	1,330
Collectively evaluated	66,186		15,506	24,733	106,425
Total portfolio loans and leases	$	66,720	16,002	25,033	107,755

(a)Includes $2 related to commercial leveraged leases at September 30, 2021.

(b)Excludes $156 of residential mortgage loans measured at fair value and includes $293 of commercial leveraged leases, net of unearned income at September 30, 2021.

As of December 31, 2020 ($ in millions)	Commercial		Residential Mortgage	Consumer	Total
ALLL:(a)
Individually evaluated	$	114	68	43	225
Collectively evaluated	1,342		226	660	2,228
Total ALLL	$	1,456	294	703	2,453
Portfolio loans and leases:(b)
Individually evaluated	$	962	628	273	1,863
Collectively evaluated	67,701		15,073	23,569	106,343
Purchased credit deteriorated(c)	334		66	15	415
Total portfolio loans and leases	$	68,997	15,767	23,857	108,621

(a)Includes $3 related to commercial leveraged leases at December 31, 2020.

(b)Excludes $161 of residential mortgage loans measured at fair value and includes $323 of commercial leveraged leases, net of unearned income at December 31, 2020.

(c)Includes $39, as of December 31, 2020, of residential mortgage loans previously sold to GNMA for which the Bancorp was deemed to have regained effective control over under ASC Topic 860, but did not exercise its option to repurchase. Refer to Note 15 for further information.

Loan and Leases Balances by Credit Quality Indicator

The following tables present the amortized cost basis of the Bancorp’s commercial portfolio segment, by class and vintage, disaggregated by credit risk grade:

As of September 30, 2021 ($ in millions)	Term Loans and Leases by Origination Year							Revolving Loans	Revolving Loans Converted to Term Loans
	2021		2020	2019	2018	2017	Prior			Total
Commercial and industrial loans:
Pass	$	4,082	3,016	1,497	684	411	806	34,092	—	44,588
Special mention	45		29	27	24	23	21	929	—	1,098
Substandard	17		61	33	67	68	106	1,796	—	2,148
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial and industrial loans	$	4,144	3,106	1,557	775	502	933	36,817	—	47,834
Commercial mortgage owner-occupied loans:
Pass	$	831	889	560	333	214	423	1,162	—	4,412
Special mention	7		25	33	3	1	34	71	—	174
Substandard	18		32	2	13	2	37	96	—	200
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial mortgage owner- occupied loans	$	856	946	595	349	217	494	1,329	—	4,786
Commercial mortgage nonowner-occupied loans:
Pass	$	412	762	620	326	178	385	1,737	—	4,420
Special mention	30		5	—	110	—	1	241	—	387
Substandard	173		85	30	2	12	10	395	—	707
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial mortgage nonowner-occupied loans	$	615	852	650	438	190	396	2,373	—	5,514
Commercial construction loans:
Pass	$	30	95	47	26	—	11	4,558	—	4,767
Special mention	—		39	—	—	—	—	252	—	291
Substandard	18		—	—	—	—	—	380	—	398
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial construction loans	$	48	134	47	26	—	11	5,190	—	5,456
Commercial leases:
Pass	$	818	475	316	259	269	916	—	—	3,053
Special mention	3		5	4	6	—	6	—	—	24
Substandard	8		3	9	11	14	8	—	—	53
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial leases	$	829	483	329	276	283	930	—	—	3,130
Total commercial loans and leases:
Pass	$	6,173	5,237	3,040	1,628	1,072	2,541	41,549	—	61,240
Special mention	85		103	64	143	24	62	1,493	—	1,974
Substandard	234		181	74	93	96	161	2,667	—	3,506
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial loans and leases	$	6,492	5,521	3,178	1,864	1,192	2,764	45,709	—	66,720

As of December 31, 2020 ($ in millions)	Term Loans and Leases by Origination Year							Revolving Loans	Revolving Loans Converted to Term Loans
	2020		2019	2018	2017	2016	Prior			Total
Commercial and industrial loans:
Pass	$	7,042	2,144	1,114	700	471	703	31,657	—	43,831
Special mention	66		46	167	46	5	21	2,317	—	2,668
Substandard	119		80	107	60	39	104	2,639	—	3,148
Doubtful	—		2	9	—	—	—	7	—	18
Total commercial and industrial loans	$	7,227	2,272	1,397	806	515	828	36,620	—	49,665
Commercial mortgage owner-occupied loans:
Pass	$	1,047	655	416	288	249	420	1,025	—	4,100
Special mention	58		12	16	7	2	17	64	—	176
Substandard	211		17	33	7	13	30	88	—	399
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial mortgage owner-occupied loans	$	1,316	684	465	302	264	467	1,177	—	4,675
Commercial mortgage nonowner-occupied loans:
Pass	$	902	679	548	247	223	341	1,626	—	4,566
Special mention	252		68	17	8	36	9	416	—	806
Substandard	149		3	49	14	2	25	301	—	543
Doubtful	12		—	—	—	—	—	—	—	12
Total commercial mortgage nonowner-occupied loans	$	1,315	750	614	269	261	375	2,343	—	5,927
Commercial construction loans:
Pass	$	98	49	27	—	9	12	4,721	—	4,916
Special mention	67		—	—	—	—	—	591	—	658
Substandard	8		—	—	—	—	—	233	—	241
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial construction loans	$	173	49	27	—	9	12	5,545	—	5,815
Commercial leases:
Pass	$	622	374	315	369	314	824	—	—	2,818
Special mention	5		16	5	—	—	—	—	—	26
Substandard	7		4	16	21	6	17	—	—	71
Doubtful	—		—	—	—	—	—	—	—	—
Total commercial leases	$	634	394	336	390	320	841	—	—	2,915
Total commercial loans and leases:
Pass	$	9,711	3,901	2,420	1,604	1,266	2,300	39,029	—	60,231
Special mention	448		142	205	61	43	47	3,388	—	4,334
Substandard	494		104	205	102	60	176	3,261	—	4,402
Doubtful	12		2	9	—	—	—	7	—	30
Total commercial loans and leases	$	10,665	4,149	2,839	1,767	1,369	2,523	45,685	—	68,997

The following tables present the amortized cost basis of the Bancorp’s residential mortgage and consumer portfolio segments, by class and vintage, disaggregated by both age and performing versus nonperforming status:

As of September 30, 2021 ($ in millions)	Term Loans by Origination Year							Revolving Loans	Revolving Loans Converted to Term Loans
	2021		2020	2019	2018	2017	Prior			Total
Residential mortgage loans:
Performing:
Current(a)	$	4,454	3,588	1,488	488	1,075	4,790	—	—	15,883
30-89 days past due	3		1	1	—	1	13	—	—	19
90 days or more past due	—		1	3	3	8	46	—	—	61
Total performing	4,457		3,590	1,492	491	1,084	4,849	—	—	15,963
Nonperforming	—		—	1	—	2	36	—	—	39
Total residential mortgage loans(b)	$	4,457	3,590	1,493	491	1,086	4,885	—	—	16,002
Home equity:
Performing:
Current	$	2	7	15	20	3	124	3,992	11	4,174
30-89 days past due	—		—	—	—	—	2	21	—	23
90 days or more past due	—		—	—	—	—	1	—	—	1
Total performing	2		7	15	20	3	127	4,013	11	4,198
Nonperforming	—		—	—	—	—	10	67	1	78
Total home equity	$	2	7	15	20	3	137	4,080	12	4,276
Indirect secured consumer loans:
Performing:
Current	$	6,818	4,707	2,552	1,062	483	255	—	—	15,877
30-89 days past due	12		21	22	16	8	4	—	—	83
90 days or more past due	1		1	2	2	1	1	—	—	8
Total performing	6,831		4,729	2,576	1,080	492	260	—	—	15,968
Nonperforming	—		19	6	6	3	2	—	—	36
Total indirect secured consumer loans	$	6,831	4,748	2,582	1,086	495	262	—	—	16,004
Credit card:
Performing:
Current	$	—	—	—	—	—	—	1,689	—	1,689
30-89 days past due	—		—	—	—	—	—	17	—	17
90 days or more past due	—		—	—	—	—	—	14	—	14
Total performing	—		—	—	—	—	—	1,720	—	1,720
Nonperforming	—		—	—	—	—	—	24	—	24
Total credit card	$	—	—	—	—	—	—	1,744	—	1,744
Other consumer loans:
Performing:
Current	$	588	610	325	343	121	52	954	1	2,994
30-89 days past due	1		2	3	2	1	—	3	—	12
90 days or more past due	—		—	1	—	—	—	—	—	1
Total performing	589		612	329	345	122	52	957	1	3,007
Nonperforming	—		1	—	—	—	—	1	—	2
Total other consumer loans	$	589	613	329	345	122	52	958	1	3,009
Total residential mortgage and consumer loans:
Performing:
Current	$	11,862	8,912	4,380	1,913	1,682	5,221	6,635	12	40,617
30-89 days past due	16		24	26	18	10	19	41	—	154
90 days or more past due	1		2	6	5	9	48	14	—	85
Total performing	11,879		8,938	4,412	1,936	1,701	5,288	6,690	12	40,856
Nonperforming	—		20	7	6	5	48	92	1	179
Total residential mortgage and consumer loans(b)	$	11,879	8,958	4,419	1,942	1,706	5,336	6,782	13	41,035

(a)Information includes advances made pursuant to servicing agreements for GNMA mortgage pools whose repayments are insured by the FHA or guaranteed by the VA. As of September 30, 2021, $59 of these loans were 30-89 days past due and $145 were 90 days or more past due. The Bancorp recognized $1 and $2 of losses during the three and nine months ended September 30, 2021, respectively, due to claim denials and curtailments associated with these insured or guaranteed loans.

(b)Excludes $156 of residential mortgage loans measured at fair value at September 30, 2021.

As of December 31, 2020 ($ in millions)	Term Loans by Origination Year							Revolving Loans	Revolving Loans Converted to Term Loans
	2020		2019	2018	2017	2016	Prior			Total
Residential mortgage loans:
Performing:
Current(a)	$	4,006	2,128	827	1,635	2,301	4,719	—	—	15,616
30-89 days past due	1		1	3	3	1	12	—	—	21
90 days or more past due	—		6	2	7	7	48	—	—	70
Total performing	4,007		2,135	832	1,645	2,309	4,779	—	—	15,707
Nonperforming	1		—	2	2	3	52	—	—	60
Total residential mortgage loans(b)	$	4,008	2,135	834	1,647	2,312	4,831	—	—	15,767
Home equity:
Performing:
Current	$	11	24	30	4	2	153	4,825	10	5,059
30-89 days past due	—		—	—	—	—	3	33	—	36
90 days or more past due	—		—	—	—	—	2	—	—	2
Total performing	11		24	30	4	2	158	4,858	10	5,097
Nonperforming	—		—	—	—	—	10	75	1	86
Total home equity	$	11	24	30	4	2	168	4,933	11	5,183
Indirect secured consumer loans:
Performing:
Current	$	6,626	3,752	1,678	860	372	214	—	—	13,502
30-89 days past due	25		41	31	17	7	4	—	—	125
90 days or more past due	1		2	3	2	1	1	—	—	10
Total performing	6,652		3,795	1,712	879	380	219	—	—	13,637
Nonperforming	1		5	4	3	2	1	—	—	16
Total indirect secured consumer loans	$	6,653	3,800	1,716	882	382	220	—	—	13,653
Credit card:
Performing:
Current	$	—	—	—	—	—	—	1,914	—	1,914
30-89 days past due	—		—	—	—	—	—	30	—	30
90 days or more past due	—		—	—	—	—	—	31	—	31
Total performing	—		—	—	—	—	—	1,975	—	1,975
Nonperforming	—		—	—	—	—	—	32	—	32
Total credit card	$	—	—	—	—	—	—	2,007	—	2,007
Other consumer loans:
Performing:
Current	$	883	546	437	178	32	40	878	1	2,995
30-89 days past due	2		5	4	2	—	—	2	—	15
90 days or more past due	—		2	—	—	—	—	—	—	2
Total performing	885		553	441	180	32	40	880	1	3,012
Nonperforming	—		—	—	—	—	1	1	—	2
Total other consumer loans	$	885	553	441	180	32	41	881	1	3,014
Total residential mortgage and consumer loans:
Performing:
Current	$	11,526	6,450	2,972	2,677	2,707	5,126	7,617	11	39,086
30-89 days past due	28		47	38	22	8	19	65	—	227
90 days or more past due	1		10	5	9	8	51	31	—	115
Total performing	11,555		6,507	3,015	2,708	2,723	5,196	7,713	11	39,428
Nonperforming	2		5	6	5	5	64	108	1	196
Total residential mortgage and consumer loans(b)	$	11,557	6,512	3,021	2,713	2,728	5,260	7,821	12	39,624

(a)Information includes advances made pursuant to servicing agreements for GNMA mortgage pools whose repayments are insured by the FHA or guaranteed by the VA. As of December 31, 2020, $103 of these loans were 30-89 days past due and $242 were 90 days or more past due. The Bancorp recognized an immaterial amount and $2 of losses during the three and nine months ended September 30, 2020, respectively, due to claim denials and curtailments associated with these insured or guaranteed loans.

(b)Excludes $161 of residential mortgage loans measured at fair value at December 31, 2020.

Summary by Age and Class of the Recorded Investment in Delinquencies Included in the Bancorp's Portfolio of Loans and Leases

The following tables summarize the Bancorp’s amortized cost basis in portfolio commercial loans and leases, by age and class:

	Current Loans and Leases(a)		Past Due			Total Loans and Leases	90 Days Past Due and Still Accruing
As of September 30, 2021 ($ in millions)			30-89 Days(a)	90 Days or More(a)	Total Past Due
Commercial loans and leases:
Commercial and industrial loans(b)	$	47,682	96	56	152	47,834	4
Commercial mortgage owner-occupied loans	4,779		—	7	7	4,786	2
Commercial mortgage nonowner-occupied loans	5,478		35	1	36	5,514	—
Commercial construction loans	5,454		2	—	2	5,456	—
Commercial leases	3,122		3	5	8	3,130	1
Total portfolio commercial loans and leases	$	66,515	136	69	205	66,720	7

(a)Includes accrual and nonaccrual loans and leases.

(b)Includes loans related to the SBA’s Paycheck Protection Program of which $51 were 30-89 days past due.

	Current Loans and Leases(a)		Past Due			Total Loans and Leases	90 Days Past Due and Still Accruing
As of December 31, 2020 ($ in millions)			30-89 Days(a)	90 Days or More(a)	Total Past Due
Commercial loans and leases:
Commercial and industrial loans	$	49,421	119	125	244	49,665	39
Commercial mortgage owner-occupied loans	4,645		7	23	30	4,675	7
Commercial mortgage nonowner-occupied loans	5,860		31	36	67	5,927	1
Commercial construction loans	5,808		7	—	7	5,815	—
Commercial leases	2,906		7	2	9	2,915	1
Total portfolio commercial loans and leases	$	68,640	171	186	357	68,997	48

(a)Includes accrual and nonaccrual loans and leases.

Summary of the Amortized Cost Basis of the Bancorp's Collateral Dependent Loans

The following table presents the amortized cost basis of the Bancorp’s collateral-dependent loans and leases, by portfolio class, as of:

($ in millions)	September 30, 2021		December 31, 2020
Commercial loans and leases:
Commercial and industrial loans	$	457	810
Commercial mortgage owner-occupied loans	25		101
Commercial mortgage nonowner-occupied loans	28		82
Commercial construction loans	18		19
Commercial leases	6		6
Total commercial loans and leases	$	534	1,018
Residential mortgage loans	59		80
Consumer loans:
Home equity	60		71
Indirect secured consumer loans	8		9
Total consumer loans	$	68	80
Total portfolio loans and leases	$	661	1,178

Summary of the Bancorp's Nonperforming Loans and Leases by Class

The following table presents the amortized cost basis of the Bancorp’s nonaccrual loans and leases, by class, and OREO and other repossessed property as of:

	September 30, 2021				December 31, 2020
($ in millions)	With an ALLL		No Related ALLL	Total	With an ALLL	No Related ALLL	Total
Commercial loans and leases:
Commercial and industrial loans	$	169	124	293	213	260	473
Commercial mortgage owner-occupied loans	9		14	23	20	60	80
Commercial mortgage nonowner-occupied loans	23		4	27	34	43	77
Commercial construction loans	—		—	—	1	—	1
Commercial leases	5		1	6	6	1	7
Total nonaccrual portfolio commercial loans and leases	$	206	143	349	274	364	638
Residential mortgage loans	4		35	39	11	49	60
Consumer loans:
Home equity	52		26	78	55	31	86
Indirect secured consumer loans	29		7	36	8	8	16
Credit card	24		—	24	32	—	32
Other consumer loans	2		—	2	2	—	2
Total nonaccrual portfolio consumer loans	$	107	33	140	97	39	136
Total nonaccrual portfolio loans and leases(a)(b)	$	317	211	528	382	452	834
OREO and other repossessed property	—		31	31	—	30	30
Total nonperforming portfolio assets(a)(b)	$	317	242	559	382	482	864

(a)Excludes an immaterial amount and $5 of nonaccrual loans held for sale as of September 30, 2021 and December 31, 2020, respectively, and $1 of nonaccrual restructured loans held for sale as of both September 30, 2021 and December 31, 2020.

(b)Includes $26 and $29 of nonaccrual government insured commercial loans whose repayments are insured by the SBA as of September 30, 2021 and December 31, 2020, respectively, of which $11 and $17 are restructured nonaccrual government insured commercial loans as of September 30, 2021 and December 31, 2020, respectively.

The following table presents the interest income recognized on the Bancorp’s nonaccrual loans and leases, by class:

	For the three months ended September 30,			For the nine months ended September 30,
($ in millions)	2021		2020	2021	2020
Commercial loans and leases:
Commercial and industrial loans	$	4	2	13	6
Commercial mortgage owner-occupied loans	2		—	9	—
Commercial mortgage nonowner-occupied loans	1		—	3	—
Commercial leases	—		—	—	1
Total nonaccrual portfolio commercial loans and leases	$	7	2	25	7
Residential mortgage loans	6		7	19	22
Consumer loans:
Home equity	2		2	5	7
Indirect secured consumer loans	—		—	1	—
Credit card	1		1	3	3
Total nonaccrual portfolio consumer loans	$	3	3	9	10
Total nonaccrual portfolio loans and leases	$	16	12	53	39

Summary of Loans Modified in a TDR

The following tables provide a summary of portfolio loans, by class, modified in a TDR by the Bancorp during the three months ended:

September 30, 2021 ($ in millions)	Number of Loans Modified in a TDR During the Period(a)	Amortized Cost Basis of Loans Modified in a TDR During the Period		Increase (Decrease) to ALLL Upon Modification	Charge-offs Recognized Upon Modification
Commercial loans:
Commercial and industrial loans	29	$	23	(1)	—
Commercial mortgage owner-occupied loans	3	1		—	—
Commercial mortgage nonowner-occupied loans	1	—		—	—
Residential mortgage loans	98	15		1	—
Consumer loans:
Home equity	54	3		(1)	—
Indirect secured consumer loans	1,045	19		—	—
Credit card	1,170	6		2	—
Total portfolio loans	2,400	$	67	1	—

(a)Represents number of loans post-modification and excludes loans previously modified in a TDR.

September 30, 2020 ($ in millions)	Number of Loans Modified in a TDR During the Period(a)	Amortized Cost Basis in Loans Modified in a TDR During the Period		(Decrease) Increase to ALLL Upon Modification	Charge-offs Recognized Upon Modification
Commercial loans:
Commercial and industrial loans	33	$	75	1	7
Commercial mortgage owner-occupied loans	10	19		(3)	—
Commercial mortgage nonowner-occupied loans	3	16		(2)	—
Residential mortgage loans	66	11		—	—
Consumer loans:
Home equity	88	2		(3)	—
Indirect secured consumer loans	14	—		—	—
Credit card	1,023	6		2	1
Total portfolio loans	1,237	$	129	(5)	8

(a)Represents number of loans post-modification and excludes loans previously modified in a TDR.

The following tables provide a summary of portfolio loans, by class, modified in a TDR by the Bancorp during the nine months ended:

September 30, 2021 ($ in millions)	Number of Loans Modified in a TDR During the Period(a)	Amortized Cost Basis of Loans Modified in a TDR During the Period		Increase (Decrease) to ALLL Upon Modification	Charge-offs Recognized Upon Modification
Commercial loans:
Commercial and industrial loans	55	$	54	—	—
Commercial mortgage owner-occupied loans	4	6		—	—
Commercial mortgage nonowner-occupied loans	4	26		—	—
Residential mortgage loans	400	74		3	—
Consumer loans:
Home equity	151	8		(2)	—
Indirect secured consumer loans	3,238	70		1	—
Credit card	4,338	24		6	—
Total portfolio loans	8,190	$	262	8	—

(a)Represents number of loans post-modification and excludes loans previously modified in a TDR.

September 30, 2020 ($ in millions)	Number of Loans Modified in a TDR During the Period(a)	Amortized Cost Basis in Loans Modified in a TDR During the Period		Increase (Decrease) to ALLL Upon Modification	Charge-offs Recognized Upon Modification
Commercial loans:
Commercial and industrial loans	96	$	250	25	7
Commercial mortgage owner-occupied loans	38	38		(3)	—
Commercial mortgage nonowner-occupied loans	15	38		(2)	—
Commercial construction	3	21		1	—
Residential mortgage loans	359	48		1	—
Consumer loans:
Home equity	130	6		(4)	—
Indirect secured consumer loans	56	—		—	—
Credit card	3,880	21		8	1
Total portfolio loans	4,577	$	422	26	8

(a)Represents number of loans post-modification and excludes loans previously modified in a TDR.

Summary of Subsequent Defaults

The following tables provide a summary of TDRs that subsequently defaulted during the three months ended September 30, 2021 and 2020 and were within 12 months of the restructuring date:

September 30, 2021 ($ in millions)(a)	Number of Contracts	Amortized Cost
Commercial loans:
Commercial and industrial loans	4	$	1
Commercial mortgage owner-occupied loans	2	—
Commercial mortgage nonowner-occupied loans	1	—
Residential mortgage loans	10	1
Consumer loans:
Home equity	5	—
Indirect secured consumer loans	31	—
Credit card	85	—
Total portfolio loans	138	$	2

(a)Excludes all loans held for sale and loans acquired with deteriorated credit quality which were accounted for within a pool.

September 30, 2020 ($ in millions)(a)	Number of Contracts	Amortized Cost
Commercial loans:
Commercial and industrial loans	6	$	1
Commercial mortgage owner-occupied loans	1	1
Residential mortgage loans	45	8
Consumer loans:
Home equity	2	—
Indirect secured consumer loans	6	—
Credit card	20	—
Total portfolio loans	80	$	10

(a)Excludes all loans held for sale and loans acquired with deteriorated credit quality which were accounted for within a pool.

The following tables provide a summary of TDRs that subsequently defaulted during the nine months ended September 30, 2021 and 2020 and were within 12 months of the restructuring date:

September 30, 2021 ($ in millions)(a)	Number of Contracts	Amortized Cost
Commercial loans:
Commercial and industrial loans	5	$	1
Commercial mortgage owner-occupied loans	2	—
Commercial mortgage nonowner-occupied loans	2	25
Residential mortgage loans	61	8
Consumer loans:
Home equity	22	1
Indirect secured consumer loans	89	2
Credit card	119	1
Total portfolio loans	300	$	38

(a)Excludes all loans and leases held for sale and loans acquired with deteriorated credit quality which were accounted for within a pool.

September 30, 2020 ($ in millions)(a)	Number of Contracts	Amortized Cost
Commercial loans:
Commercial and industrial loans	12	$	5
Commercial mortgage owner-occupied loans	8	3
Commercial mortgage nonowner-occupied loans	2	9
Residential mortgage loans	117	18
Consumer loans:
Home equity	5	—
Indirect secured consumer loans	12	—
Credit card	237	1
Total portfolio loans	393	$	36

(a)Excludes all loans and leases held for sale and loans acquired with deteriorated credit quality which were accounted for within a pool.