XML 113 R89.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Jointly-Owned Utility Plant (Details Textuals) | Dec. 31, 2024 plant
--- | ---
Belle River Unit 1 |
Jointly-Owned Utility Plant Interests [Line Items] |
Percent of the total capacity and energy of the plant | 19.00%
Ludington Hydroelectric Pumped Storage |
Jointly-Owned Utility Plant Interests [Line Items] |
Percent of the total capacity and energy of the plant | 51.00%
DTE Electric |
Jointly-Owned Utility Plant Interests [Line Items] |
Number of power plants owned | 2

X
- Definition Joint Owners Percentage of the Total Capacity Energy and Related Responsibilities + References No definition available. + Details
Name: | dte_JointOwnersPercentageOfTotalCapacityEnergyAndRelatedResponsibilities
Namespace Prefix: | dte_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Jointly Owned Utility Plant Number of Plants + References No definition available. + Details
Name: | dte_JointlyOwnedUtilityPlantNumberOfPlants
Namespace Prefix: | dte_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_JointlyOwnedUtilityPlantInterestsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_JointlyOwnedUtilityPlantAxis=dte_BelleRiverMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_JointlyOwnedUtilityPlantAxis=dte_LudingtonHydroelectricPumpedStorageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=dte_DTEElectricMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |