Soliciting Material Soliciting Material Written Communications Written Communications Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] Amendment Flag Amendment Flag Entity Emerging Growth Company Entity Emerging Growth Company Entity File Number Entity File Number Security Exchange Name Security Exchange Name DTE Electric DTE Electric [Member] DTE Electric Legal Entity Entity Address, State or Province Entity Address, State or Province Entity Address, Address Line One Entity Address, Address Line One City Area Code City Area Code 2017 Series E 5.25% Junior Subordinated Debentures due 2077 Series E, 2017, 5.25% Junior Subordinated Debentures Due 2077 [Member] Series E, 2017, 5.25% Junior Subordinated Debentures Due 2077 [Member] Cover [Abstract] Cover [Abstract] Entity Information [Line Items] Entity Information [Line Items] Document Period End Date Document Period End Date Pre-commencement Tender Offer Pre-commencement Tender Offer Class of Stock [Axis] Class of Stock [Axis] Entity Central Index Key Entity Central Index Key 2020 Series G 4.375% Junior Subordinated Debentures due 2080 Series G, 2020, 4.375% Junior Subordinated Debentures Due 2080 [Member] Series G, 2020, 4.375% Junior Subordinated Debentures Due 2080 Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Legal Entity [Axis] Legal Entity [Axis] Entity Tax Identification Number Entity Tax Identification Number 2025 Series H 6.25% Junior Subordinated Debentures due 2085 Series H, 2025, 6.25% Junior Subordinated Debentures Due 2085 [Member] Series H, 2025, 6.25% Junior Subordinated Debentures Due 2085 Entities [Table] Entities [Table] Entity Registrant Name Entity Registrant Name Entity [Domain] Entity [Domain] Trading Symbol Trading Symbol Common stock, without par value Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title of 12(b) Security Title of 12(b) Security Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, City or Town Document Type Document Type 2021 Series E 4.375% Junior Subordinated Debentures due 2081 Series E, 2021, 4.375% Junior Subordinated Debentures Due 2081 [Member] Series E, 2021, 4.375% Junior Subordinated Debentures Due 2081