Condensed Consolidated Statements of Changes in Equity - USD ($) shares in Millions, $ in Millions		Total		Preferred Stock	Total Equity	Common Stock	Additional Paid-in Capital	Retained Earnings	Net Gains (Losses) on Hedges	[1]	Net Unrealized Gains (Losses) on Available-for-Sale Securities	Pension and OPEB Adjustments	Noncontrolling Interests
Beginning Balance (Attributable to Parent) at Dec. 31, 2020				$ 1,962	$ 47,964	$ 1	$ 43,767	$ 2,471	$ (167)		$ 6	$ (76)
Beginning Balance (in shares) at Dec. 31, 2020						769
Beginning Balance (Attributable to Noncontrolling Interest) at Dec. 31, 2020													$ 1,220
Beginning Balance (Parent) at Dec. 31, 2020		$ 49,184
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		3,473			3,802			3,802					(329)
Other comprehensive (loss) income		(56)	[2]		(66)				(65)		(8)	7	10
Common stock issuances, including dividend reinvestment and employee benefits		68			68		68
Common stock dividends		(3,008)			(3,008)			(3,008)
Sale of noncontrolling interest	[3]	999			545		545						454
Contribution from noncontrolling interest, net of transaction costs(a)	[4]	550											550
Distributions to noncontrolling interest in subsidiaries		(66)											(66)
Other		(8)			(9)		(9)						1
Ending Balance (Attributable to Parent) at Dec. 31, 2021				1,962	49,296	$ 1	44,371	3,265	(232)		(2)	(69)
Beginning Balance (in shares) at Dec. 31, 2021						769
Ending Balance (Attributable to Noncontrolling Interest) at Dec. 31, 2021													1,840
Ending Balance (Parent) at Dec. 31, 2021		51,136
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		2,349			2,444			2,444					(95)
Other comprehensive (loss) income		174	[2]		163				203		(21)	(19)	11
Common stock issuances, including dividend reinvestment and employee benefits (in shares)						1
Common stock issuances, including dividend reinvestment and employee benefits		76			76		76
Common stock dividends		(3,073)			(3,073)			(3,073)
Sale of noncontrolling interest	[3]	1,034			465		465						569
Purchase of noncontrolling interest		(20)			(51)		(51)						31
Contribution from noncontrolling interest, net of transaction costs(a)	[4]	314											314
Distributions to noncontrolling interest in subsidiaries		(140)											(140)
Other		3			2		1	1					1
Ending Balance (Attributable to Parent) at Dec. 31, 2022		$ 49,322		1,962	49,322	$ 1	44,862	2,637	(29)		(23)	(88)
Beginning Balance (in shares) at Dec. 31, 2022		770				770
Ending Balance (Attributable to Noncontrolling Interest) at Dec. 31, 2022		$ 2,531											2,531
Ending Balance (Parent) at Dec. 31, 2022		51,853
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		2,768			2,735			2,735					33
Other comprehensive (loss) income		134	[2]		134				127		8	(1)
Common stock issuances, including dividend reinvestment and employee benefits (in shares)						1
Common stock issuances, including dividend reinvestment and employee benefits		78			78		78
Common stock dividends		(3,138)			(3,138)			(3,138)
Sale of noncontrolling interest		(3)			(13)		(13)						10
Contribution from noncontrolling interest, net of transaction costs(a)	[4]	278											278
Distributions to noncontrolling interest in subsidiaries		(59)											(59)
Sale of Commercial Renewables Disposal Groups	[5]	(1,722)											(1,722)
Other		(2)			(6)		(7)	1					4
Ending Balance (Attributable to Parent) at Dec. 31, 2023		$ 49,112		$ 1,962	$ 49,112	$ 1	$ 44,920	$ 2,235	$ 98		$ (15)	$ (89)
Beginning Balance (in shares) at Dec. 31, 2023		771				771
Ending Balance (Attributable to Noncontrolling Interest) at Dec. 31, 2023		$ 1,075											$ 1,075
Ending Balance (Parent) at Dec. 31, 2023		$ 50,187

[1] See Duke Energy Consolidated Statements of Comprehensive Income for detailed activity related to Cash Flow and Fair Value Hedges.

[2] Net of income tax expense of approximately $40 million and $52 million for the years ended December 31, 2023, and 2022, respectively, and income tax benefit of $17 million for the year ended December 31, 2021.

[3] Relates primarily to the sale of a noncontrolling interest in Duke Energy Indiana. See Note 2 for additional information.

[4] Relates to tax equity financing activity in the Commercial Renewables Disposal Groups.

[5] See Note 2 for additional information.