XML 56 R38.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Long-Term Debt (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Debt Disclosure [Abstract] |
Schedule of Debt Issuances | Refer to the table below for debt issued through March 31, 2024:
Company |  | Month |  | Type |  | Interest Rate |  | Maturity Date |  | Amount
|  |  |  |  |  |  |  |  |  | (In millions)
DTE Energy |  | February |  | Senior Notes(a) |  | 5.10% |  | 2029 |  | $ | 1,200 |
DTE Electric |  | February |  | Mortgage Bonds(b) |  | 4.85% |  | 2026 |  | 500 |
DTE Electric |  | February |  | Mortgage Bonds(b) |  | 5.20% |  | 2034 |  | 500 |
|  |  |  |  |  |  |  |  |  | $ | 2,200 |
_______________________________________ (a)Proceeds used for the repayment of short-term borrowings and for general corporate purposes. (b)Proceeds used for the repayment of short-term borrowings, for capital expenditures, and for other general corporate purposes.

X
- Definition Schedule Of Issued Debt [Table Text Block] + References No definition available. + Details
Name: | dte_ScheduleOfIssuedDebtTableTextBlock
Namespace Prefix: | dte_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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