XML 140 R108.htm IDEA: XBRL DOCUMENT
v3.22.2

CECL (Details 15) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2022 | Mar. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Number of Macroeconomic Scenarios | 3 |  | 3 |
Scenario, Macroeconomic scenario, Downside [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Macroeconomic Scenario Probability, in percent | 40.00% | 40.00% |  |
Scenario, Macroeconomic scenario, Downside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 1.40% | (0.70%)
Scenario, Macroeconomic scenario, Downside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 1.50% | (0.40%)
Scenario, Macroeconomic scenario, Downside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 1.40% | 0.10%
Scenario, Macroeconomic scenario, Downside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.60% | (0.90%)
Scenario, Macroeconomic scenario, Downside, Forecast, One year [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 0.30% | 0.00%
Scenario, Macroeconomic scenario, Downside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | (1.70%) | 1.40%
Scenario, Macroeconomic scenario, Downside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 0.40% | 0.30%
Scenario, Macroeconomic scenario, Downside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | (0.40%) | 1.40%
Scenario, Macroeconomic scenario, Downside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | (1.70%) | 1.00%
Scenario, Macroeconomic scenario, Downside, Forecast, Two years [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 0.40% | 2.00%
Scenario, Macroeconomic scenario, Baseline [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Macroeconomic Scenario Probability, in percent | 50.00% | 50.00% |  |
Scenario, Macroeconomic scenario, Baseline, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.40% | 3.80%
Scenario, Macroeconomic scenario, Baseline, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.50% | 2.50%
Scenario, Macroeconomic scenario, Baseline, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.70% | 3.80%
Scenario, Macroeconomic scenario, Baseline, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 3.70% | 5.00%
Scenario, Macroeconomic scenario, Baseline, Forecast, One year [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.50% | 3.00%
Scenario, Macroeconomic scenario, Baseline, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.00% | 2.30%
Scenario, Macroeconomic scenario, Baseline, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 1.60% | 1.90%
Scenario, Macroeconomic scenario, Baseline, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.30% | 1.90%
Scenario, Macroeconomic scenario, Baseline, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 0.90% | 3.30%
Scenario, Macroeconomic scenario, Baseline, Forecast, Two years [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.50% | 3.00%
Scenario, Macroeconomic scenario, Upside [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Macroeconomic Scenario Probability, in percent | 10.00% | 10.00% |  |
Scenario, Macroeconomic scenario, Upside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.50% | 4.20%
Scenario, Macroeconomic scenario, Upside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.70% | 4.30%
Scenario, Macroeconomic scenario, Upside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 3.00% | 4.50%
Scenario, Macroeconomic scenario, Upside, Forecast, One year [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 3.90% | 7.80%
Scenario, Macroeconomic scenario, Upside, Forecast, One year [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 3.60% | 4.40%
Scenario, Macroeconomic scenario, Upside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | Eurozone [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.40% | 2.70%
Scenario, Macroeconomic scenario, Upside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | SWITZERLAND [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.20% | 2.80%
Scenario, Macroeconomic scenario, Upside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED STATES [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 2.80% | 2.40%
Scenario, Macroeconomic scenario, Upside, Forecast, Two years [Member] | Real GDP growth rate (%YoY) [Member] | UNITED KINGDOM [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 1.20% | 3.90%
Scenario, Macroeconomic scenario, Upside, Forecast, Two years [Member] | Industrial production (%YoY) [Member] | World [Member] |  |  |  |
Allowance for Credit Loss, Macroeconomic scenarios [Line Items] |  |  |  |
Allowance for Credit Losses, Macroeconomic Forecast, in percent |  |  | 4.00% | 3.70%

X
- References No definition available. + Details
Name: | cs_AllowanceForCreditLossMacroeconomicScenariosLineItems
Namespace Prefix: | cs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Range of macroeconomic inputs included in CECL allowance forecast; input factor in percent. + References No definition available. + Details
Name: | cs_AllowanceForCreditLossesMacroeconomicForecastInPercent
Namespace Prefix: | cs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected probability of macroeconomic scenario applied (in %). + References No definition available. + Details
Name: | cs_MacroeconomicScenarioProbabilityInPercent
Namespace Prefix: | cs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of macroeconomic scenarios which Credit Suisse defined for its CECL models. + References No definition available. + Details
Name: | cs_NumberOfMacroeconomicScenarios
Namespace Prefix: | cs_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioDownsideMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioDownsideForecastOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cs_MacroeconomicFactorsAxis=cs_RealGDPGrowthRateYoYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=cs_EurozoneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CH
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cs_MacroeconomicFactorsAxis=cs_IndustrialProductionYoYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=cs_WorldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioDownsideForecastTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioBaselineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioBaselineForecastOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioBaselineForecastTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioUpsideMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioUpsideForecastOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=cs_ScenarioMacroeconomicScenarioUpsideForecastTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |