Amount awarded to other party in judgment or settlement of litigation.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(6))
-SubTopic 10
-Topic 220
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of claims settled.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
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-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-9

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 720
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-Name Accounting Standards Codification
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-Topic 460
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-Topic 460
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-2

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Indicates (true false) whether contingent loss was inestimable.

+ References

+ Details

Name:	us-gaap_LossContingencyInestimableLoss1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-9

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-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Date litigation settlement agreement is duly executed, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-1

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-Paragraph 9
-Subparagraph (a)
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-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Legal Actions Textual Abstract.

+ References

No definition available.

+ Details

Name:	wfc_LegalActionsTextualAbstract
Namespace Prefix:	wfc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Litigation Settlement, Additional Funding

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Litigation Settlement, Additional Funding Allocated to WFC

+ References

No definition available.

+ Details

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Namespace Prefix:	wfc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Litigation Settlement, Funds Remaining from 2012

+ References

No definition available.

+ Details

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Namespace Prefix:	wfc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=wfc_HiringPracticesMattersSecuritiesFraudClassActionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
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- Details

Name:	srt_LitigationCaseAxis=wfc_HomeMortgageDiscriminationLitigationShareholderDerivativeLawsuitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=wfc_InterchangeLitigationMember
Namespace Prefix:
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- Details

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Legal Actions (Details) $ in Millions				6 Months Ended
Legal Actions (Details) $ in Millions	May 21, 2026 USD ($) legal_action	May 15, 2026 legal_action	Nov. 30, 2016 USD ($)	Jun. 30, 2026 USD ($) legal_action	Jul. 13, 2012 USD ($)
Legal Actions (Textual) [Abstract]
Loss contingency, inestimable loss [true false]				false
Liability for contingent litigation losses [Member]
Legal Actions (Textual) [Abstract]
Range of possible loss, portion not accrued				$ 1,500.0
Hiring Practices Matters - Securities Fraud Class Action [Member]
Legal Actions (Textual) [Abstract]
Loss Contingency, Settlement Agreement, Date	May 21, 2026
Loss Contingency, Claims Settled, Number \| legal_action	1
Litigation Settlement, Amount Awarded to Other Party	$ 85.0
Hiring Practice Matters - Shareholders [Member]
Legal Actions (Textual) [Abstract]
Loss Contingency, Settlement Agreement, Date		May 15, 2026
Loss Contingency, Claims Settled, Number \| legal_action		1
Home Mortgage Discrimination Litigation - Shareholder Derivative Lawsuit [Member]
Legal Actions (Textual) [Abstract]
Loss Contingency, Settlement Agreement, Date		May 15, 2026
Loss Contingency, Claims Settled, Number \| legal_action		1
Interchange Litigation [Member]
Legal Actions (Textual) [Abstract]
Loss Contingency, Estimate of Possible Loss					$ 6,600.0
Litigation Settlement, Expense			$ 6,200.0
Litigation Settlement, Funds Remaining from 2012			5,300.0
Litigation Settlement, Additional Funding			900.0
Litigation Settlement, Additional Funding Allocated to WFC			$ 94.5
Seminole Tribe - Administration of a minor’s trust [Member]
Legal Actions (Textual) [Abstract]
Loss contingency, pending claims, number \| legal_action				3