The asset specific allowance for lending related commitments.

No definition available.

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- Definition

The allowance for lending-related commitments, evaluated at formula-based impairment methodology.

+ References

No definition available.

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- Definition

Impaired collateral-dependent loans.

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No definition available.

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Impairment methodology.

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No definition available.

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- Definition

Reflects the carrying amount of impaired collateral dependent loans at fair value less cost to sell.

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No definition available.

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Loans by impairment methodology.

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No definition available.

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- Definition

The contractual amount of off-balance sheet lending-related financial instruments (e.g., commitments and guarantees), which represents the maximum possible credit risk should the counterparty draw upon the commitment or the entity be required to fulfill its obligation under the guarantee, and the counterparty subsequently fail to perform according to the terms of the contract.

+ References

No definition available.

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- Definition

The contractual amount of off-balance sheet lending-related financial instruments (e.g., commitments and guarantees that were individually evaluated when determining the allowance for credit losses.

+ References

No definition available.

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The contractual amount of off-balance sheet lending-related financial instruments (e.g., commitments and guarantees that were collectively evaluated when determining the allowance for credit losses.

+ References

No definition available.

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- Definition

Off Balance Sheet Lending Related Financial Instruments Guarantees And Other Commitments Abstract.

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No definition available.

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- Definition

Amount of other addition (reduction) in allowance reserve for credit loss.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
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-Subparagraph (SX 210.9-03.7(d))
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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Amount, after recoveries, of loans and leases that have been written-off.

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No definition available.

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- Definition

The undiscounted sum of all amounts, including amounts deemed principal, interest, fees, penalties, and other under the loan, owed to the investor at the reporting date, whether or not currently due and whether or not any such amounts have been written or charged off by the investor. This relates to consumer loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
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-Subparagraph (a)(1)
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- Definition

For loans and debt securities, 1) for which at acquisition it was probable that the investor would be unable to collect all contractually required payments receivable, and 2) for which it is further probable that the investor will not be able to collect all cash flows expected at acquisition (plus any additional cash flows expected due to changes in estimate after acquisition), the allowance for credit losses recorded to reflect the impairment since acquisition.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 18
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A valuation allowance for financing receivables that are expected to be uncollectible.

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The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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The balance of financing receivables that were collectively evaluated for impairment.

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The balance of financing receivables that were individually evaluated for impairment.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from recoveries of amounts previously written off or reestablishment of reserves that had previously been utilized.

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-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
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Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Allowance for Loan and Lease Losses [Roll Forward]
Gross charge-offs/Write-offs of PCI loans		$ 156	$ 208	$ 533
Provision for loan losses/lending-related commitments		5,361	3,827	3,139
Loans by impairment methodology
Asset-specific					$ 12,197	$ 12,095	$ 14,686
Formula-based					842,028	779,695	686,122
PCI					35,682	41,002	46,700
Total retained loans					889,907	832,792	747,508
Lending-related commitments by impairment methodology
Asset-specific					506	193	103
Formula-based					976,196	940,202	950,894
Total lending-related commitments					976,702	940,395	950,997
Impaired collateral-dependent loans
Allowance for Loan and Lease Losses [Roll Forward]
Net charge-offs/(recoveries)		105	120	154
Impaired collateral-dependent loans
Loans measured at fair value of collateral less cost to sell					2,691	2,849	3,351
Allowance for loan losses
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		13,555	14,185	16,264
Gross charge-offs/Write-offs of PCI loans		5,697	5,241	6,114
Gross recoveries		(1,005)	(1,155)	(1,355)
Net charge-offs/(recoveries)		4,692	4,086	4,759
Provision for loan losses/lending-related commitments		5,080	3,663	3,224
Other		(11)	1	(11)
Ending balance	$ 14,185	13,776	13,555	14,185
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Asset-specific					1,008	1,098	1,126
Formula-based					10,457	9,715	9,734
PCI					2,311	2,742	3,325
Total allowance for loan losses/lending-related commitments	14,185	13,555	14,185	16,264	13,776	13,555	14,185
Allowance for lending-related commitments
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		786	622	705
Provision for loan losses/lending-related commitments		281	164	(85)
Other		11	0	2
Ending balance	622	1,078	786	622
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Allowance for lending-related commitments by impairment methodology, Asset-specific					169	73	60
Allowance for lending-related commitments by impairment methodology, Formula-based					909	713	562
Total allowance for loan losses/lending-related commitments	622	786	622	705	1,078	786	622
Consumer, excluding credit card
Allowance for Loan and Lease Losses [Roll Forward]
Gross charge-offs/Write-offs of PCI loans		156	208	533
Loans by impairment methodology
Asset-specific					8,940	9,606	12,020
Formula-based					319,787	293,751	236,263
PCI					35,679	40,998	46,696
Total retained loans					364,406	344,355	294,979
Lending-related commitments by impairment methodology
Asset-specific					0	0	0
Formula-based					54,797	58,478	58,153
Total lending-related commitments					54,797	58,478	58,153
Consumer, excluding credit card \| Impaired collateral-dependent loans
Allowance for Loan and Lease Losses [Roll Forward]
Net charge-offs/(recoveries)		98	104	133
Impaired collateral-dependent loans
Loans measured at fair value of collateral less cost to sell					2,391	2,566	3,025
Consumer, excluding credit card \| Allowance for loan losses
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		5,806	7,050	8,456
Gross charge-offs/Write-offs of PCI loans	291	1,500	1,658	2,132
Gross recoveries		(591)	(704)	(814)
Net charge-offs/(recoveries)		909	954	1,318
Provision for loan losses/lending-related commitments		467	(82)	414
Other		(10)	0	31
Ending balance	7,050	5,198	5,806	7,050
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Asset-specific					308	364	539
Formula-based					2,579	2,700	3,186
PCI					2,311	2,742	3,325
Total allowance for loan losses/lending-related commitments	7,050	5,806	7,050	8,456	5,198	5,806	7,050
Consumer, excluding credit card \| Allowance for lending-related commitments
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		14	13	8
Provision for loan losses/lending-related commitments		0	1	5
Other		12	0	0
Ending balance	13	26	14	13
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Allowance for lending-related commitments by impairment methodology, Asset-specific					0	0	0
Allowance for lending-related commitments by impairment methodology, Formula-based					26	14	13
Total allowance for loan losses/lending-related commitments	13	14	13	8	26	14	13
Credit card
Allowance for Loan and Lease Losses [Roll Forward]
Gross charge-offs/Write-offs of PCI loans		0	0	0
Loans by impairment methodology
Asset-specific					1,240	1,465	2,029
Formula-based					140,471	129,922	125,998
PCI					0	0	0
Total retained loans					141,711	131,387	128,027
Lending-related commitments by impairment methodology
Asset-specific					0	0	0
Formula-based					553,891	515,518	525,963
Total lending-related commitments					553,891	515,518	525,963
Credit card \| Impaired collateral-dependent loans
Allowance for Loan and Lease Losses [Roll Forward]
Net charge-offs/(recoveries)		0	0	0
Impaired collateral-dependent loans
Loans measured at fair value of collateral less cost to sell					0	0	0
Credit card \| Allowance for loan losses
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		3,434	3,439	3,795
Gross charge-offs/Write-offs of PCI loans		3,799	3,488	3,831
Gross recoveries		(357)	(366)	(402)
Net charge-offs/(recoveries)		3,442	3,122	3,429
Provision for loan losses/lending-related commitments		4,042	3,122	3,079
Other		0	(5)	(6)
Ending balance	3,439	4,034	3,434	3,439
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Asset-specific					358	460	500
Formula-based					3,676	2,974	2,939
PCI					0	0	0
Total allowance for loan losses/lending-related commitments	3,439	3,434	3,439	3,795	4,034	3,434	3,439
Credit card \| Allowance for lending-related commitments
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		0	0	0
Provision for loan losses/lending-related commitments		0	0	0
Other		0	0	0
Ending balance	0	0	0	0
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Allowance for lending-related commitments by impairment methodology, Asset-specific					0	0	0
Allowance for lending-related commitments by impairment methodology, Formula-based					0	0	0
Total allowance for loan losses/lending-related commitments	0	0	0	0	0	0	0
Wholesale
Allowance for Loan and Lease Losses [Roll Forward]
Gross charge-offs/Write-offs of PCI loans		0	0	0
Loans by impairment methodology
Asset-specific					2,017	1,024	637
Formula-based					381,770	356,022	323,861
PCI					3	4	4
Total retained loans					383,790	357,050	324,502
Lending-related commitments by impairment methodology
Asset-specific					506	193	103
Formula-based					367,508	366,206	366,778
Total lending-related commitments					368,014	366,399	366,881
Wholesale \| Impaired collateral-dependent loans
Allowance for Loan and Lease Losses [Roll Forward]
Net charge-offs/(recoveries)		7	16	21
Impaired collateral-dependent loans
Loans measured at fair value of collateral less cost to sell					300	283	326
Wholesale \| Allowance for loan losses
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		4,315	3,696	4,013
Gross charge-offs/Write-offs of PCI loans		398	95	151
Gross recoveries		(57)	(85)	(139)
Net charge-offs/(recoveries)		341	10	12
Provision for loan losses/lending-related commitments		571	623	(269)
Other		(1)	6	(36)
Ending balance	3,696	4,544	4,315	3,696
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Asset-specific					342	274	87
Formula-based					4,202	4,041	3,609
PCI					0	0	0
Total allowance for loan losses/lending-related commitments	3,696	4,315	3,696	4,013	4,544	4,315	3,696
Wholesale \| Allowance for lending-related commitments
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		772	609	697
Provision for loan losses/lending-related commitments		281	163	(90)
Other		(1)	0	2
Ending balance	609	1,052	772	609
Allowance For Lending Related Commitments, by Impairment Methodology [Abstract]
Allowance for lending-related commitments by impairment methodology, Asset-specific					169	73	60
Allowance for lending-related commitments by impairment methodology, Formula-based					883	699	549
Total allowance for loan losses/lending-related commitments	$ 609	$ 772	$ 609	$ 697	$ 1,052	$ 772	$ 609