XML 155 R106.htm IDEA: XBRL DOCUMENT
v3.25.0.1

PENSION AND POSTRETIREMENT BENEFIT PLANS - Plan Assets (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Pension Benefits |  |  |
Asset Class: |  |  |
Total pension plan assets | $ 332 | $ 34 | $ 32
Pension Benefits | Pension Plan Assets - Gross |  |  |
Asset Class: |  |  |
Total pension plan assets | 331 | 34 |
Pension Benefits | Pension Plan Assets - Gross | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 65 | 0 |
Pension Benefits | Pension Plan Assets - Gross | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 266 | 34 |
Pension Benefits | Pension Plan Assets - Gross | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | Bonds |  |  |
Asset Class: |  |  |
Total pension plan assets | 186 | 18 |
Pension Benefits | Bonds | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 24 | 0 |
Pension Benefits | Bonds | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 162 | 18 |
Pension Benefits | Bonds | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | Commodities |  |  |
Asset Class: |  |  |
Total pension plan assets | 17 | 0 |
Pension Benefits | Commodities | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 17 | 0 |
Pension Benefits | Commodities | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | Commodities | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | U.S. equity |  |  |
Asset Class: |  |  |
Total pension plan assets | 84 | 6 |
Pension Benefits | U.S. equity | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | U.S. equity | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 84 | 6 |
Pension Benefits | U.S. equity | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Pension Benefits | International equity |  |  |
Asset Class: |  |  |
Total pension plan assets | 44 | 10 |
Pension Benefits | International equity | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 24 | 0 |
Pension Benefits | International equity | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 20 | 10 |
Pension Benefits | International equity | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 | 0 |
Postretirement Benefits |  |  |
Asset Class: |  |  |
Total pension plan assets | 54 | $ 1 | $ 1
Postretirement Benefits | Pension Plan Assets - Gross |  |  |
Asset Class: |  |  |
Total pension plan assets | 52 |  |
Postretirement Benefits | Pension Plan Assets - Gross | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 11 |  |
Postretirement Benefits | Pension Plan Assets - Gross | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 41 |  |
Postretirement Benefits | Pension Plan Assets - Gross | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | Bonds |  |  |
Asset Class: |  |  |
Total pension plan assets | 30 |  |
Postretirement Benefits | Bonds | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 4 |  |
Postretirement Benefits | Bonds | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 26 |  |
Postretirement Benefits | Bonds | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | Commodities |  |  |
Asset Class: |  |  |
Total pension plan assets | 3 |  |
Postretirement Benefits | Commodities | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 3 |  |
Postretirement Benefits | Commodities | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | Commodities | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | U.S. equity |  |  |
Asset Class: |  |  |
Total pension plan assets | 13 |  |
Postretirement Benefits | U.S. equity | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | U.S. equity | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 13 |  |
Postretirement Benefits | U.S. equity | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | 0 |  |
Postretirement Benefits | International equity |  |  |
Asset Class: |  |  |
Total pension plan assets | 6 |  |
Postretirement Benefits | International equity | Level 1 |  |  |
Asset Class: |  |  |
Total pension plan assets | 4 |  |
Postretirement Benefits | International equity | Level 2 |  |  |
Asset Class: |  |  |
Total pension plan assets | 2 |  |
Postretirement Benefits | International equity | Level 3 |  |  |
Asset Class: |  |  |
Total pension plan assets | $ 0 |  |

X
- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=crc_PlanAssetsGrossMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_FixedIncomeFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=crc_UsEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_PrivateEquityFundsDomesticMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=crc_InternationalEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |