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v3.24.1

Related parties - Executive Board/Board of directors loans (Details) SFr in Millions | 12 Months Ended
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Dec. 31, 2023 CHF (SFr) member year | Dec. 31, 2022 CHF (SFr) member | Dec. 31, 2021 CHF (SFr)
Members of the Executive Board |  |  |
Activity in loans to related parties |  |  |
Balance at beginning of period | SFr 6 | SFr 18 | SFr 13
Additions | 1 | 1 | 10
Reductions | (1) | (13) | (5)
Balance at end of period | SFr 6 | SFr 6 | 18
Loans to members of the Executive Board, number of members | member | 3 | 4 |
Loans to members of the Executive Board, term (in years) | year | 10 |  |
Members of the Board of Directors |  |  |
Activity in loans to related parties |  |  |
Balance at beginning of period | SFr 4 | SFr 7 | 9
Additions | 0 | 0 | 2
Reductions | (1) | (3) | (4)
Balance at end of period | SFr 3 | SFr 4 | 7
Loans to members of the Board of Directors, number of members | member | 1 | 2 |
Related Party [Member] |  |  |
Activity in loans to related parties |  |  |
Balance at beginning of period | SFr 3,949 |  |
Balance at end of period | 1,251 | SFr 3,949 |
Loan exposure to related parties not made in ordinary course of business | SFr 0 | SFr 0 | SFr 0

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- References No definition available. + Details
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- Definition Number of members of board of directors indebted for outstanding loans. + References No definition available. + Details
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- Definition Number of Executive Board members indebted for outstanding loans. + References No definition available. + Details
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- Definition The maximum duration of fixed-rate mortgages made to members of the Executive Board, expressed in years. + References No definition available. + Details
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- Definition For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483326/850-10-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(e)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Reflects the amount of new advances made to related parties in the form of loan and lease receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483326/850-10-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(e)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Amount of cash inflow from related parties which reduce the amount of loans and leases receivable due from related parties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-12 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(e)(1)(i)) -SubTopic 210 -Topic 942 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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