Consolidated Statements of Changes in Equity (Unaudited) - 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	445		445
Dividends declared on common stock	(196)		(196)
Issuance of common stock (in shares)		76,000
Issuance of common stock	9	$ 9
Other comprehensive income (loss), net of tax	(3)			(3)
Stock-based compensation and other (in shares)		401,000
Stock-based compensation and other	(10)	$ (8)	(2)
Ending Balance (in shares) at Mar. 31, 2023		206,109,000
Ending Balance at Mar. 31, 2023	10,646	$ 6,652	4,055	(65)	4
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	978
Other comprehensive income (loss), net of tax	18
Ending Balance (in shares) at Sep. 30, 2023		206,259,000
Ending Balance at Sep. 30, 2023	10,854	$ 6,697	4,197	(44)	4
Beginning Balance (in shares) at Mar. 31, 2023		206,109,000
Beginning Balance at Mar. 31, 2023	10,646	$ 6,652	4,055	(65)	4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	201		201
Dividends declared on common stock	(393)		(393)
Issuance of common stock (in shares)		76,000
Issuance of common stock	8	$ 8
Other comprehensive income (loss), net of tax	8			8
Stock-based compensation and other (in shares)		(9,000)
Stock-based compensation and other	15	$ 16	(1)
Ending Balance (in shares) at Jun. 30, 2023		206,176,000
Ending Balance at Jun. 30, 2023	10,485	$ 6,676	3,862	(57)	4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	332		332
Issuance of common stock (in shares)		75,000
Issuance of common stock	9	$ 9
Other comprehensive income (loss), net of tax	13			13
Stock-based compensation and other (in shares)		8,000
Stock-based compensation and other	15	$ 12	3
Ending Balance (in shares) at Sep. 30, 2023		206,259,000
Ending Balance at Sep. 30, 2023	$ 10,854	$ 6,697	4,197	(44)	4
Beginning Balance (in shares) at Dec. 31, 2023	206,357,070	206,357,000
Beginning Balance at Dec. 31, 2023	$ 11,055	$ 6,713	4,404	(67)	5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	313		313
Dividends declared on common stock	(211)		(211)
Issuance of common stock (in shares)		84,000
Issuance of common stock	9	$ 9
Other comprehensive income (loss), net of tax	25			25
Stock-based compensation and other (in shares)		496,000
Stock-based compensation and other	(13)	$ (12)	(1)
Ending Balance (in shares) at Mar. 31, 2024		206,937,000
Ending Balance at Mar. 31, 2024	$ 11,178	$ 6,710	4,505	(42)	5
Beginning Balance (in shares) at Dec. 31, 2023	206,357,070	206,357,000
Beginning Balance at Dec. 31, 2023	$ 11,055	$ 6,713	4,404	(67)	5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,112
Other comprehensive income (loss), net of tax	$ 25
Ending Balance (in shares) at Sep. 30, 2024	207,100,586	207,101,000
Ending Balance at Sep. 30, 2024	$ 11,598	$ 6,754	4,880	(42)	6
Beginning Balance (in shares) at Mar. 31, 2024		206,937,000
Beginning Balance at Mar. 31, 2024	11,178	$ 6,710	4,505	(42)	5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	322		322
Dividends declared on common stock	(422)		(422)
Issuance of common stock (in shares)		83,000
Issuance of common stock	9	$ 9
Other comprehensive income (loss), net of tax	12			12
Stock-based compensation and other	13	$ 13	(1)		1
Ending Balance (in shares) at Jun. 30, 2024		207,020,000
Ending Balance at Jun. 30, 2024	11,112	$ 6,732	4,404	(30)	6
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	477		477
Issuance of common stock (in shares)		75,000
Issuance of common stock	8	$ 8
Other comprehensive income (loss), net of tax	(12)			(12)
Stock-based compensation and other (in shares)		6,000
Stock-based compensation and other	$ 13	$ 14	(1)
Ending Balance (in shares) at Sep. 30, 2024	207,100,586	207,101,000
Ending Balance at Sep. 30, 2024	$ 11,598	$ 6,754	$ 4,880	$ (42)	$ 6