Defined benefit plans (Detail 7)	Dec. 31, 2022	Dec. 31, 2021
Swiss pension plan
Disclosure Of Defined Benefit Plans [Table]
Discount rate	2.34%	0.34%
Rate of pension increase	0.00%	0.00%
Rate of interest credit on retirement savings	3.39%	1.04%
UK pension plan
Disclosure Of Defined Benefit Plans [Table]
Discount rate	5.02%	1.82%
Rate of pension increase	3.08%	3.32%
Rate of interest credit on retirement savings	0.00%	0.00%
US pension plans
Disclosure Of Defined Benefit Plans [Table]
Discount rate	4.92%	2.47%
Rate of pension increase	0.00%	0.00%
Rate of interest credit on retirement savings	5.73%	1.18%
German pension plans
Disclosure Of Defined Benefit Plans [Table]
Discount rate	3.81%	0.99%
Rate of pension increase	2.20%	1.80%
Rate of interest credit on retirement savings	0.00%	0.00%
UBS AG \| Swiss pension plan
Disclosure Of Defined Benefit Plans [Table]
Discount rate	2.34%	0.34%
Rate of pension increase	0.00%	0.00%
Rate of interest credit on retirement savings	3.39%	1.04%
UBS AG \| UK pension plan
Disclosure Of Defined Benefit Plans [Table]
Discount rate	5.02%	1.82%
Rate of pension increase	3.08%	3.32%
Rate of interest credit on retirement savings	0.00%	0.00%
UBS AG \| US pension plans
Disclosure Of Defined Benefit Plans [Table]
Discount rate	4.92%	2.47%
Rate of pension increase	0.00%	0.00%
Rate of interest credit on retirement savings	5.73%	1.18%
UBS AG \| German pension plans
Disclosure Of Defined Benefit Plans [Table]
Discount rate	3.81%	0.99%
Rate of pension increase	2.20%	1.80%
Rate of interest credit on retirement savings	0.00%	0.00%

The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The expected rate of increases in pension that is used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]]

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- Definition

Schedule disclosing information related to defined benefit plans.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The expected rate of interest credit on retirement savings that is used as a significant actuarial assumption to determine the present value of a defined benefit obligation.

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