{"cik":28385,"taxonomy":"us-gaap","tag":"DeferredIncomeTaxLiabilitiesNet","label":"Deferred Income Tax Liabilities, Net","description":"Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.","entityName":"DTE Energy Co","units":{"USD":[{"end":"2025-12-31","val":3400000000,"accn":"0000936340-26-000146","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-28","frame":"CY2025Q4I"},{"end":"2026-06-30","val":3367000000,"accn":"0000936340-26-000146","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-28","frame":"CY2026Q2I"}]}}