Condensed Consolidated Statements of Operations and Comprehensive Income - Duke Energy Indiana - 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 Indiana
Operating Revenues	918	735	1,740	1,480
Operating Expenses
Fuel used in electric generation and purchased power/Cost of natural gas	359	201	678	418
Operation, maintenance and other	182	192	374	370
Depreciation and amortization	155	152	311	304
Property and other taxes	22	20	47	41
Impairment of assets and other charges		8	211	8
Total operating expenses	718	573	1,621	1,141
Gains on Sales of Other Assets and Other, net	0	(1)		(1)
Operating Income	200	161	119	338
Total other income and expenses	8	10	18	19
Interest Expense	45	49	90	99
Income Before Income Taxes	163	122	47	258
Income Tax Expense	14	19	(23)	43
Comprehensive Income	149	103	70	215
Net Income Attributable to Duke Energy Corporation	$ 149	$ 103	$ 70	$ 215