Organization and Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Allocated Losses from Subsidiaries, Noncontrolling Interest

The following table presents allocated losses to noncontrolling interest for the three and six months ended June 30, 2022, and 2021.

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2022		2021		2022		2021
Noncontrolling Interest Allocation of Income
Allocated losses to noncontrolling tax equity members utilizing the HLBV method	$	44	$	55	$	68	$	98
Allocated (income) losses to noncontrolling members based on pro rata shares of ownership	(17)		12		(4)		20
Total Noncontrolling Interest Allocated Losses	$	27	$	67	$	64	$	118

Schedule of Cash, Cash Equivalents and Restricted Cash

The following table presents the components of cash, cash equivalents and restricted cash included in the Condensed Consolidated Balance Sheets.

	June 30, 2022										December 31, 2021
			Duke				Duke		Duke				Duke				Duke		Duke
	Duke		Energy		Progress		Energy		Energy		Duke		Energy		Progress		Energy		Energy
	Energy		Carolinas		Energy		Progress		Florida		Energy		Carolinas		Energy		Progress		Florida
Current Assets
Cash and cash equivalents	$	428	$	37	$	129	$	75	$	44	$	343	$	7	$	70	$	35	$	23
Other	193		9		59		26		33		170		—		39		—		39
Other Noncurrent Assets
Other	18		1		4		4		—		7		1		4		4		—
Total cash, cash equivalents and restricted cash	$	639	$	47	$	192	$	105	$	77	$	520	$	8	$	113	$	39	$	62

Schedule of Utility Inventory

The components of inventory are presented in the tables below.

	June 30, 2022
			Duke				Duke		Duke		Duke		Duke
	Duke		Energy		Progress		Energy		Energy		Energy		Energy
(in millions)	Energy		Carolinas		Energy		Progress		Florida		Ohio		Indiana		Piedmont
Materials and supplies	$	2,490	$	817	$	1,124	$	769	$	355	$	88	$	321	$	13
Coal	446		182		132		79		53		14		117		—
Natural gas, oil and other fuel	272		34		170		100		70		10		3		55
Total inventory	$	3,208	$	1,033	$	1,426	$	948	$	478	$	112	$	441	$	68

	December 31, 2021
			Duke				Duke		Duke		Duke		Duke
	Duke		Energy		Progress		Energy		Energy		Energy		Energy
(in millions)	Energy		Carolinas		Energy		Progress		Florida		Ohio		Indiana		Piedmont
Materials and supplies	$	2,397	$	793	$	1,067	$	729	$	338	$	80	$	311	$	14
Coal	486		195		167		94		73		19		105		—
Natural gas, oil and other fuel	316		38		164		98		66		17		2		95
Total inventory	$	3,199	$	1,026	$	1,398	$	921	$	477	$	116	$	418	$	109