Debt issued designated at fair value (Detail) - USD ($) $ in Millions |
Jun. 30, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|---|
| Issued debt instruments | |||
| Equity-linked | $ 59,645 | $ 57,151 | $ 54,069 |
| Rates-linked | 23,607 | 23,778 | 23,641 |
| Credit-linked | 4,197 | 5,354 | 5,225 |
| Fixed-rate | 14,180 | 14,352 | 14,250 |
| Commodity-linked | 3,140 | 3,462 | 3,592 |
| Other | 8,752 | 7,995 | 7,131 |
| of which: debt that contributes to total loss-absorbing capacity | 5,751 | 5,263 | 4,934 |
| Total debt issued designated at fair value | $ 113,522 | $ 112,092 | $ 107,909 |
| Unsecured portion of issued debt instruments with original maturity greater than one year | 100.00% | 100.00% | 100.00% |
| UBS AG standalone | |||
| Issued debt instruments | |||
| of which: issued with original maturity greater than one year | $ 89,883 | $ 85,588 | $ 82,491 |
| Credit Suisse International standalone | |||
| Issued debt instruments | |||
| of which: issued with original maturity greater than one year | $ 2 | $ 110 | $ 96 |