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Significant Accounting Policies (Details Textuals) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Significant Accounting Policies [Line Items] |  |  |
Accounts receivable | $ 1,435 |  | $ 1,632
Unrecognized compensation cost | $ 95 |  |
Recognition period (in years) | 2 years |  |
Specific review of probable future collections based on receivable balances, threshold duration | 30 days |  |
Past due |  |  |
Significant Accounting Policies [Line Items] |  |  |
Financing receivables | $ 0 |  |
Notes receivable |  |  |
Significant Accounting Policies [Line Items] |  |  |
Financing receivables | $ 417 |  |
Notes receivable | Minimum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of days after which receivable is considered delinquent | 60 days |  |
Notes receivable | Maximum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of days after which receivable is considered delinquent | 120 days |  |
DTE Electric and DTE Gas |  |  |
Significant Accounting Policies [Line Items] |  |  |
Threshold period past due for write-off of trade accounts receivable | 150 days |  |
DTE Electric and DTE Gas | Accounts receivable |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of days after which receivable is considered delinquent | 21 days |  |
DTE Electric | Notes receivable |  |  |
Significant Accounting Policies [Line Items] |  |  |
Financing receivables | $ 16 |  |
DTE Electric | Notes receivable | Minimum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of days after which receivable is considered delinquent | 60 days |  |
DTE Electric | Notes receivable | Maximum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of days after which receivable is considered delinquent | 120 days |  |
DTE Electric | DTE Energy |  |  |
Significant Accounting Policies [Line Items] |  |  |
Allocated costs | $ 8 | $ 10 |
DTE Electric | DTE Energy | Federal and State Income Taxes |  |  |
Significant Accounting Policies [Line Items] |  |  |
Accounts receivable | 7 |  |
DTE Electric | DTE Energy | Federal taxes |  |  |
Significant Accounting Policies [Line Items] |  |  |
Accounts receivable | 5 |  | $ 7
DTE Electric | DTE Energy | State taxes |  |  |
Significant Accounting Policies [Line Items] |  |  |
Accounts receivable | $ 2 |  |

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-9 + Details
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