Consolidated Statements of Changes in Equity - DTE Energy Company - USD ($) $ in Millions	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Beginning balance (in shares) at Dec. 31, 2022		205,632,000
Beginning balance at Dec. 31, 2022	$ 10,401	$ 6,651	$ 3,808	$ (62)	$ 4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,397		1,397
Dividends declared on common stock	(800)		(800)
Issuance of common stock (in shares)		318,000
Issuance of common stock	35	$ 35
Other comprehensive income (loss), net of tax	(5)			(5)
Stock-based compensation and other (in shares)		407,000
Stock-based compensation and other	27	$ 27	(1)		1
Ending balance (in shares) at Dec. 31, 2023		206,357,000
Ending balance at Dec. 31, 2023	11,055	$ 6,713	4,404	(67)	5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,404		1,404
Dividends declared on common stock	(859)		(859)
Issuance of common stock (in shares)		309,000
Issuance of common stock	35	$ 35
Other comprehensive income (loss), net of tax	41			41
Stock-based compensation and other (in shares)		506,000
Stock-based compensation and other	$ 28	$ 31	(3)
Ending balance (in shares) at Dec. 31, 2024	207,171,582	207,172,000
Ending balance at Dec. 31, 2024	$ 11,704	$ 6,779	4,946	(26)	5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,462		1,462
Dividends declared on common stock	(921)		(921)
Issuance of common stock (in shares)		264,000
Issuance of common stock	34	$ 34
Other comprehensive income (loss), net of tax	(13)			(13)
Stock-based compensation and other (in shares)		309,000
Stock-based compensation and other	$ 42	$ 45	(3)
Ending balance (in shares) at Dec. 31, 2025	207,745,154	207,745,000
Ending balance at Dec. 31, 2025	$ 12,308	$ 6,858	$ 5,484	$ (39)	$ 5