Employee benefit plan employer contribution matching amount.

No definition available.

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- Definition

Employee benefit plan irc compensation amount.

+ References

No definition available.

+ Details

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- Definition

Employee benefit plan note receivable from participant account maximum borrowing amount description.

+ References

No definition available.

+ Details

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- Definition

Employee benefit plan note receivable from participant loan repayment period maximum.

+ References

No definition available.

+ Details

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- Definition

Employee benefit plan participant contribution post tax maximum annual compensation amount.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Employee benefit plan participant contribution post tax maximum annual compensation to total compensation percentage.

+ References

No definition available.

+ Details

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- Definition

Employee benefit plan participant contribution tax maximum total compensation percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	ubs_
Data Type:	dtr-types:percentItemType
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- Definition

Employee benefit plan vesting conditions.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

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- Definition

Percentage of employer matching contribution on eligible participant contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

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- Definition

Percentage of participant compensation eligible for employer matching contribution for participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of plan asset, in forfeited nonvested account, no longer allocated to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

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

- Definition

Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from employer contribution.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 962
-SubTopic 325
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478873/962-325-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (j)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-04(5)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

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Balance Type:	credit
Period Type:	duration

- Definition

Interest rate on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-05(a)(Schedule I))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (3)
-Publisher DOL-EBSA

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (4)
-Publisher DOL-EBSA

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (1)(i)(B)
-Publisher DOL-EBSA

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (2)(i)(B)
-Publisher DOL-EBSA

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 6
-Paragraph d
-Subparagraph (1)(ii)
-Publisher DOL-EBSA

+ Details

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- Definition

Amount of minimum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

+ Details

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

- Definition

Amount of maximum pretax annual compensation that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), is permitted to contribute.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

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- Definition

Percentage of maximum pretax annual compensation that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), is permitted to contribute to total pretax annual compensation.

+ References

+ Details

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Description of Plan - Additional information (Details) - EBP 003 [Member] - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
EBP, Description of Plan [Line Items]
EBP, Participant contribution, pretax, maximum annual compensation to total compensation, percentage	85.00%
EBP, Participant contribution, pretax, maximum annual compensation, amount	$ 350,000	$ 345,000
Employee benefit plan participant contribution post tax maximum annual compensation to total compensation percentage	10.00%
Employee benefit plan IRC compensation amount	$ 350,000
Employee benefit plan participant contribution post tax maximum annual compensation amount	$ 35,000
Employee benefit plan participant contribution tax maximum total compensation percentage	85.00%	85.00%
EBP, Employer contribution, participant compensation matched, percentage	6.00%
EBP, Employer contribution, matching percentage	100.00%
Employee benefit plan vesting conditions	Participants are fully vested in their Employee Account. A participant becomes fully vested in his or her Company Account after three years of service, or, while in service as an employee and either attaining age 65, attaining age 55 with 10 years of service, becoming totally and permanently disabled, or upon death.
EBP, Forfeited nonvested account, decrease from employer contribution.	$ 8,630
EBP, Forfeited nonvested account	305	$ 102
EBP, Note receivable from participant, account, minimum borrowing, amount	$ 1,000
Employee Benefit Plan Note Receivable From Participant Account Maximum Borrowing Amount Description	limited to the lesser of 50% of the value of a participant’s vested account balance, or $50,000, reduced by the participant’s highest outstanding loan balance over the previous 12 months.
Employee benefit plan note receivable from participant loan repayment period maximum	90 days
Maximum [Member]
EBP, Description of Plan [Line Items]
Employee benefit plan employer contribution matching amount	$ 8,000	8,000	$ 8,000	$ 8,000	$ 8,000	$ 8,000	$ 5,850	$ 4,500	$ 3,000
EBP, Investment, interest rate	10.50%
Minimum [Member]
EBP, Description of Plan [Line Items]
EBP, Investment, interest rate	5.25%
Code Limitation [Member]
EBP, Description of Plan [Line Items]
EBP, Participant contribution, pretax, maximum annual compensation, amount	$ 15,000	15,000
Participants Attained Age 50 [Member]
EBP, Description of Plan [Line Items]
EBP, Participant contribution, pretax, maximum annual compensation, amount	$ 16,500	$ 16,500