Accounting for the acquisition of Credit Suisse Group (Tables)	6 Months Ended
	Jun. 30, 2023
Disclosure Of Business Combinations [Line items]
Determination of the purchase price consideration	Measure The Credit Suisse Group ordinary shares outstanding, 12 June 2023 Number of shares (m) 3,949 Exchange ratio (1 to 22.48) Ratio 0.04 UBS ordinary shares Number of shares (m) 176 UBS ordinary share price CHF 18.35 Purchase price consideration, before consideration of share-based compensation awards CHF m 3,223 Purchase price consideration, before consideration of share-based compensation awards using exchange rate of 1.10 1 USD m 3,547 Impact of share-based compensation awards 2 USD m 162 Purchase price consideration, after consideration of share-based compensation awards USD m 3,710 Settlement of pre-existing relationships USD m 135 Provisional purchase price consideration, after consideration of pre-existing relationships USD m 3,845 Net cash and cash equivalents acquired with the Credit Suisse Group (included in cash flows from investing activities) USD m 108,510 of which: cash and balances at central banks USD m 93,012 of which: amounts due from banks USD m 12,601 of which: money market paper USD m 2,897 1 The purchase price consideration is reflected as a reduction to treasury shares of the Group at their weighted average cost, with the difference between the fair value of UBS shares on the closing date and the weighted average cost of treasury shares in the UBS Group balance sheet on closing date taken as an adjustment to share premium. As of 12 June 2023, this resulted in a total purchase price of approximately USD 3.7 bn, based on the UBS Group AG share price on 12 June 2023. 2 Represents the value of share-based compensation awards outstanding to Credit Suisse employees attributable to the service period completed on the date of acquisition.
Recognized amounts of indetifiable assets acquited and liabilities assumed	USD m Acquisition date value Purchase price consideration, after consideration of share-based compensation awards 3,710 The Credit Suisse Group net assets at fair value Assets Cash and balances at central banks 93,012 Amounts due from banks 13,590 Receivables from securities financing transactions 26,194 Cash collateral receivables on derivative instruments 20,878 Loans and advances to customers 261,839 Other financial assets measured at amortized cost 13,440 Total financial assets measured at amortized cost 1 428,954 Financial assets at fair value held for trading 35,046 Derivative financial instruments 62,162 Brokerage receivables 366 Financial assets at fair value not held for trading 61,305 Total financial assets measured at fair value through profit or loss 158,879 Financial assets measured at fair value through other comprehensive income 1 0 Investments in associates 1,657 Property, equipment and software 6,055 Intangible assets 1,287 Deferred tax assets 942 Other non-financial assets 6,892 Total assets 604,667 Liabilities Amounts due to banks 107,617 Payables from securities financing transactions 11,911 Cash collateral payables on derivative instruments 10,939 Customer deposits 183,119 Debt issued measured at amortized cost 110,491 Other financial liabilities measured at amortized cost 7,992 Total financial liabilities measured at amortized cost 432,070 Financial liabilities at fair value held for trading 5,711 Derivative financial instruments 66,091 Brokerage payables designated at fair value 316 Debt issued designated at fair value 44,909 Other financial liabilities designated at fair value 7,574 Total financial liabilities measured at fair value through profit or loss 124,601 Provisions and contingent liabilities 11,052 Other non-financial liabilities 3,888 Total liabilities 571,611 Non-controlling interests (285) Fair value of net assets acquired 32,771 Settlement of pre-existing relationships 135 Provisional negative goodwill resulting from the acquisition 28,925 1 Refer to Note 8 for information about credit quality of financial assets, including purchased credit-impaired (PCI) positions.
Pre-existing relationships	USD m Cash collateral receivables on derivative instruments 7 Derivative financial instruments 1,476 Debt instruments issued by the Credit Suisse Group and held by UBS 98 Total assets 1,581 Cash collateral payables on derivative instruments 572 Derivative financial instruments 813 Total liabilities 1,385 Treasury shares (61) Total equity (61) Total net pre-existing relationships 135