Revenue (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction

Supplemental requirements contracts that include contracted blocks of energy and capacity at contractually fixed prices have the following estimated remaining performance obligations:

	Remaining Performance Obligations
(in millions)	2019		2020		2021		2022		2023		Thereafter		Total
Progress Energy	$	63	$	121	$	87	$	82	$	39	$	42	$	434
Duke Energy Progress	4		9		9		9		9		9		49
Duke Energy Florida	59		112		78		73		30		33		385
Duke Energy Indiana	5		10		5		—		—		—		20

Estimated remaining performance obligations are as follows:

	Remaining Performance Obligations
(in millions)	2019		2020		2021		2022		2023		Thereafter		Total
Piedmont	$	34	$	69	$	65	$	64	$	61	$	432	$	725

Disaggregation of Revenue

Disaggregated revenues are presented as follows:

	Three Months Ended June 30, 2019
			Duke				Duke		Duke		Duke		Duke
(in millions)	Duke		Energy		Progress		Energy		Energy		Energy		Energy
By market or type of customer	Energy		Carolinas		Energy		Progress		Florida		Ohio		Indiana		Piedmont
Electric Utilities and Infrastructure
Residential	$	2,304	$	679	$	1,243	$	496	$	747	$	159	$	225	$	—
General	1,584		531		750		339		411		105		197		—
Industrial	759		289		231		164		67		36		201		—
Wholesale	527		109		351		309		42		9		59		—
Other revenues	187		68		99		44		55		25		27		—
Total Electric Utilities and Infrastructure revenue from contracts with customers	$	5,361	$	1,676	$	2,674	$	1,352	$	1,322	$	334	$	709	$	—
Gas Utilities and Infrastructure
Residential	$	146	$	—	$	—	$	—	$	—	$	64	$	—	$	82
Commercial	85		—		—		—		—		26		—		59
Industrial	29		—		—		—		—		3		—		24
Power Generation	—		—		—		—		—		—		—		13
Other revenues	22		—		—		—		—		2		—		19
Total Gas Utilities and Infrastructure revenue from contracts with customers	$	282	$	—	$	—	$	—	$	—	$	95	$	—	$	197
Commercial Renewables
Revenue from contracts with customers	$	46	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Other
Revenue from contracts with customers	$	6	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Total revenue from contracts with customers	$	5,695	$	1,676	$	2,674	$	1,352	$	1,322	$	429	$	709	$	197
Other revenue sources(a)	$	178	$	37	$	70	$	35	$	31	$	4	$	5	$	12
Total revenues	$	5,873	$	1,713	$	2,744	$	1,387	$	1,353	$	433	$	714	$	209

	Three Months Ended June 30, 2018
			Duke				Duke		Duke		Duke			Duke
(in millions)	Duke		Energy		Progress		Energy		Energy		Energy			Energy
By market or type of customer	Energy		Carolinas		Energy		Progress		Florida		Ohio			Indiana		Piedmont
Electric Utilities and Infrastructure
Residential	$	2,185	$	659	$	1,099	$	452	$	648	$	181		$	245	$	—
General	1,481		501		678		300		377		110			188		—
Industrial	736		286		224		159		66		33			192		—
Wholesale	515		115		322		287		34		2			77		—
Other revenues	194		85		96		47		50		23			20		—
Total Electric Utilities and Infrastructure revenue from contracts with customers	$	5,111	$	1,646	$	2,419	$	1,245	$	1,175	$	349		$	722	$	—
Gas Utilities and Infrastructure
Residential	$	153	$	—	$	—	$	—	$	—	$	66		$	—	$	87
Commercial	87		—		—		—		—		28			—		59
Industrial	31		—		—		—		—		3			—		28
Power Generation	—		—		—		—		—		—			—		14
Other revenues	23		—		—		—		—		6			—		17
Total Gas Utilities and Infrastructure revenue from contracts with customers	$	294	$	—	$	—	$	—	$	—	$	103		$	—	$	205
Commercial Renewables
Revenue from contracts with customers	$	47	$	—	$	—	$	—	$	—	$	—		$	—	$	—
Other
Revenue from contracts with customers	$	15	$	—	$	—	$	—	$	—	$	10		$	—	$	—
Total revenue from contracts with customers	$	5,467	$	1,646	$	2,419	$	1,245	$	1,175	$	462		$	722	$	205
Other revenue sources(a)	$	176	$	26	$	79	$	46	$	28	$	(3	)	$	16	$	10
Total revenues	$	5,643	$	1,672	$	2,498	$	1,291	$	1,203	$	459		$	738	$	215

(a)

Other revenue sources include revenues from leases, derivatives and alternative revenue programs that are not considered revenues from contracts with customers. Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over or under collection of related revenues.

	Six Months Ended June 30, 2019
			Duke				Duke		Duke		Duke		Duke
(in millions)	Duke		Energy		Progress		Energy		Energy		Energy		Energy
By market or type of customer	Energy		Carolinas		Energy		Progress		Florida		Ohio		Indiana		Piedmont
Electric Utilities and Infrastructure
Residential	$	4,674	$	1,439	$	2,357	$	1,032	$	1,325	$	348	$	531	$	—
General	3,011		1,027		1,382		645		737		208		394		—
Industrial	1,470		555		453		325		128		69		391		—
Wholesale	1,068		228		704		624		80		23		113		—
Other revenues	359		146		271		169		102		41		44		—
Total Electric Utilities and Infrastructure revenue from contracts with customers	$	10,582	$	3,395	$	5,167	$	2,795	$	2,372	$	689	$	1,473	$	—
Gas Utilities and Infrastructure
Residential	$	560	$	—	$	—	$	—	$	—	$	176	$	—	$	384
Commercial	291		—		—		—		—		75		—		216
Industrial	77		—		—		—		—		10		—		66
Power Generation	—		—		—		—		—		—		—		26
Other revenues	85		—		—		—		—		10		—		75
Total Gas Utilities and Infrastructure revenue from contracts with customers	$	1,013	$	—	$	—	$	—	$	—	$	271	$	—	$	767
Commercial Renewables
Revenue from contracts with customers	$	88	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Other
Revenue from contracts with customers	$	10	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Total Revenue from contracts with customers	$	11,693	$	3,395	$	5,167	$	2,795	$	2,372	$	960	$	1,473	$	767
Other revenue sources(a)	$	343	$	62	$	149	$	76	$	67	$	4	$	9	$	21
Total revenues	$	12,036	$	3,457	$	5,316	$	2,871	$	2,439	$	964	$	1,482	$	788

	Six Months Ended June 30, 2018
			Duke				Duke		Duke		Duke		Duke
(in millions)	Duke		Energy		Progress		Energy		Energy		Energy		Energy
By market or type of customer	Energy		Carolinas		Energy		Progress		Florida		Ohio		Indiana		Piedmont
Electric Utilities and Infrastructure
Residential	$	4,535	$	1,440	$	2,211	$	968	$	1,243	$	361	$	523	$	—
General	2,856		973		1,309		599		710		206		366		—
Industrial	1,400		541		432		304		128		63		365		—
Wholesale	1,148		234		768		684		84		2		145		—
Other revenues	333		152		225		132		93		37		37		—
Total Electric Utilities and Infrastructure revenue from contracts with customers	$	10,272	$	3,340	$	4,945	$	2,687	$	2,258	$	669	$	1,436	$	—
Gas Utilities and Infrastructure
Residential	$	566	$	—	$	—	$	—	$	—	$	177	$	—	$	389
Commercial	288		—		—		—		—		77		—		211
Industrial	79		—		—		—		—		10		—		69
Power Generation	—		—		—		—		—		—		—		27
Other revenues	78		—		—		—		—		12		—		66
Total Gas Utilities and Infrastructure revenue from contracts with customers	$	1,011	$	—	$	—	$	—	$	—	$	276	$	—	$	762
Commercial Renewables
Revenue from contracts with customers	$	80	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Other
Revenue from contracts with customers	$	31	$	—	$	—	$	—	$	—	$	24	$	—	$	—
Total Revenue from contracts with customers	$	11,394	$	3,340	$	4,945	$	2,687	$	2,258	$	969	$	1,436	$	762
Other revenue sources(a)	$	384	$	95	$	129	$	64	$	60	$	14	$	33	$	6
Total revenues	$	11,778	$	3,435	$	5,074	$	2,751	$	2,318	$	983	$	1,469	$	768

(a)

Other revenue sources include revenues from leases, derivatives and alternative revenue programs that are not considered revenues from contracts with customers. Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over or under collection of related revenues.

Schedule Of Unbilled Revenues With Restricted Receivables

Unbilled revenues are included within Receivables and Receivables of VIEs on the Condensed Consolidated Balance Sheets as shown in the following table.

(in millions)	June 30, 2019		December 31, 2018
Duke Energy	$	790	$	896
Duke Energy Carolinas	288		313
Progress Energy	270		244
Duke Energy Progress	148		148
Duke Energy Florida	122		96
Duke Energy Ohio	1		2
Duke Energy Indiana	14		23
Piedmont	4		73

These receivables for unbilled revenues are shown in the table below.

(in millions)	June 30, 2019		December 31, 2018
Duke Energy Ohio	$	65	$	86
Duke Energy Indiana	116		128