XML 156 R134.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Leases (Details Textuals) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Lessee, Lease, Description [Line Items] |  |  |
Lessor, finance lease extension term | 5 years |  |
Depreciation expense associated with property under operating leases | $ 8 | $ 11 | $ 22
Interest income recognized under finance leases | $ 27 | $ 24 | $ 17
Minimum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, lease terms | 2 years |  |
Lessor, operating lease term | 2 years |  |
Maximum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, lease terms | 40 years |  |
Lessor, operating lease term | 24 years |  |
DTE Electric | Minimum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, lease terms | 2 years |  |
DTE Electric | Maximum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, lease terms | 40 years |  |

X
- Definition Lessee, Lease, Term of Contract + References No definition available. + Details
Name: | dte_LesseeLeaseTermofContract
Namespace Prefix: | dte_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of interest income from net investment in direct financing lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482964/270-10-50-6A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-5 + Details
Name: | us-gaap_DirectFinancingLeaseInterestIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-3 + Details
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-3 + Details
Name: | us-gaap_LessorOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessor's sales-type lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-3 + Details
Name: | us-gaap_LessorSalesTypeLeaseRenewalTerm1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of depreciation expense for lessor's underlying asset for which right to use has been conveyed to lessee under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
Name: | us-gaap_OperatingLeasesIncomeStatementDepreciationExpenseOnPropertySubjectToOrHeldForLease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
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: |