Condensed Consolidated Statements of Operations and Comprehensive Income - Duke Energy Carolinas - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating Revenues	$ 6,685	$ 5,758	$ 13,817	$ 11,908
Operating Expenses
Operation, maintenance and other	1,447	1,410	3,077	2,812
Depreciation and amortization	1,302	1,207	2,622	2,433
Property and other taxes	379	349	771	702
Impairment of assets and other charges	(9)	131	206	131
Total operating expenses	5,280	4,591	11,135	9,291
Gains on Sales of Other Assets and Other, net	8	2	10	2
Operating Income	1,413	1,169	2,692	2,619
Total other income and expenses	151	137	265	247
Interest Expense	607	572	1,194	1,107
Income Before Income Taxes	957	734	1,763	1,759
Income Tax Expense	77	36	63	120
Comprehensive Income	1,038	677	1,994	1,688
Net Income Attributable to Duke Energy Corporation	907	765	1,764	1,757
Duke Energy Carolinas
Operating Revenues	1,781	1,610	3,669	3,326
Operating Expenses
Fuel used in electric generation and purchased power/Cost of natural gas	431	344	879	766
Operation, maintenance and other	462	435	974	876
Depreciation and amortization	384	363	763	722
Property and other taxes	77	74	170	157
Impairment of assets and other charges	(12)	75	(9)	75
Total operating expenses	1,342	1,291	2,777	2,596
Gains on Sales of Other Assets and Other, net		2		2
Operating Income	439	321	892	732
Total other income and expenses	58	44	113	92
Interest Expense	143	139	284	263
Income Before Income Taxes	354	226	721	561
Income Tax Expense	26	1	53	24
Comprehensive Income	328	225	668	537
Net Income Attributable to Duke Energy Corporation	$ 328	$ 225	$ 668	$ 537