Consolidated Statements of Comprehensive Income - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income		$ 2,455	$ 3,579	$ 1,082
Other Comprehensive Income, net of tax
Pension and OPEB adjustments	[1]	(19)	7	6
Net unrealized gains (losses) on cash flow hedges	[1]	285	(68)	(138)
Reclassification into earnings from cash flow hedges	[1]	(38)	13	11
Net unrealized losses on fair value hedges	[1]	(33)
Unrealized (losses) gains on available-for-sale securities	[1]	(21)	(8)	3
Other Comprehensive Income (Loss), net of tax	[1]	174	(56)	(118)
Comprehensive Income		2,629	3,523	964
Add: Comprehensive Loss Attributable to Noncontrolling Interests		84	319	306
Comprehensive Income Attributable to Duke Energy Corporation		2,713	3,842	1,270
Less: Preferred Dividends		106	106	107
Comprehensive Income Available to Duke Energy Corporation Common Stockholders		$ 2,607	$ 3,736	$ 1,163

[1] Net of income tax expense of approximately $52 million for the year ended December 31, 2022, and income tax benefit of approximately $17 million and $35 million for the years ended December 31, 2021, and 2020, respectively.