Condensed Consolidated Statements of Operations and Comprehensive Income - Piedmont - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating Revenues	$ 7,994	$ 7,842	$ 21,848	$ 21,417
Operating Expenses
Operation, maintenance and other	1,428	1,308	4,113	4,223
Depreciation and amortization	1,353	1,299	3,913	3,793
Property and other taxes	394	368	1,136	1,118
Impairment of assets and other charges	88	(4)	96	202
Total operating expenses	5,891	5,792	16,679	16,616
Gains on Sales of Other Assets and Other, net	8	6	46	17
Operating Income	2,111	2,056	5,215	4,818
Other Income and Expenses, net	178	115	516	382
Interest Expense	774	603	2,221	1,760
Income From Continuing Operations Before Income Taxes	1,515	1,568	3,510	3,440
Income Tax Expense From Continuing Operations	42	158	316	297
Net Income Attributable to Duke Energy Corporation	1,252	1,422	1,836	3,186
Comprehensive Income Attributable to Duke Energy	1,484	1,417	2,097	3,411
Piedmont
Operating Revenues	208	306	1,119	1,421
Operating Expenses
Cost of natural gas	51	168	316	685
Operation, maintenance and other	77	87	248	270
Depreciation and amortization	59	56	175	166
Property and other taxes	16	13	46	44
Impairment of assets and other charges		1	(4)	1
Total operating expenses	203	325	781	1,166
Gains on Sales of Other Assets and Other, net	0	0		4
Operating Income	5	(19)	338	259
Other Income and Expenses, net	17	13	49	41
Interest Expense	41	36	120	102
Income From Continuing Operations Before Income Taxes	(19)	(42)	267	198
Income Tax Expense From Continuing Operations	(5)	(9)	46	18
Net Income Attributable to Duke Energy Corporation	(14)	(33)	221	180
Comprehensive Income Attributable to Duke Energy	$ (14)	$ (33)	$ 221	$ 180