Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2023

Revenue from Contracts with Customers [Line Items]

Disaggregation of Revenue [Table Text Block]

The following tables show revenues from contracts with customers disaggregated by customer class for the periods ended June 30.

	Three Months
	Residential		Commercial		Industrial		Other (a)		Wholesale - municipality		Wholesale - other (b)		Transmission		Revenues from Contracts with Customers
PPL
2023
PA Regulated	$	340	$	105	$	11	$	13	$	—	$	—	$	199	$	668
KY Regulated	298		237		160		66		4		9				774
RI Regulated	141		49		4		149		—		—		36		379
Corp and Other	—		—		—		—		—		—		—		—
Total PPL	$	779	$	391	$	175	$	228	$	4	$	9	$	235	$	1,821
2022
PA Regulated	$	329	$	117	$	30	$	14	$	—	$	—	$	160	$	650
KY Regulated	339		251		167		93		8		26		—		884
RI Regulated	31		12		1		47		—		—		16		107
Corp and Other	—		—		—		9		—		—		—		9
Total PPL	$	699	$	380	$	198	$	163	$	8	$	26	$	176	$	1,650
PPL Electric
2023	$	340	$	105	$	11	$	13	$	—	$	—	$	199	$	668
2022	$	329	$	117	$	30	$	14	$	—	$	—	$	160	$	650
LG&E
2023	$	151	$	119	$	47	$	26	$	—	$	11	$	—	$	354
2022	$	169	$	124	$	49	$	47	$	—	$	22	$	—	$	411
KU
2023	$	147	$	117	$	113	$	40	$	4	$	10	$	—	$	431
2022	$	170	$	127	$	118	$	45	$	8	$	22	$	—	$	490

	Six Months
	Residential		Commercial		Industrial		Other (a)		Wholesale - municipality		Wholesale - other (b)		Transmission		Revenues from Contracts with Customers
PPL
2023
PA Regulated	$	968	$	253	$	34	$	26	$	—	$	—	$	277	$	1,558
KY Regulated	741		511		324		126		11		20		—		1,733
RI Regulated	370		150		13		364		—		—		81		978
Corp and Other	—		—		—		—		—		—		—		—
Total PPL	$	2,079	$	914	$	371	$	516	$	11	$	20	$	358	$	4,269
2022
PA Regulated	$	782	$	225	$	45	$	26	$	—	$	—	$	307	$	1,385
KY Regulated	817		521		321		176		14		45		—		1,894
RI Regulated	31		12		1		47		—		—		16		107
Corp and Other	—		—		—		12		—		—		—		12
Total PPL	$	1,630	$	758	$	367	$	261	$	14	$	45	$	323	$	3,398

	Six Months
	Residential		Commercial		Industrial		Other (a)		Wholesale - municipality		Wholesale - other (b)		Transmission		Revenues from Contracts with Customers
PPL Electric
2023	$	968	$	253	$	34	$	26	$	—	$	—	$	277	$	1,558
2022	$	782	$	225	$	45	$	26	$	—	$	—	$	307	$	1,385
LG&E
2023	$	392	$	271	$	96	$	42	$	—	$	27	$	—	$	828
2022	$	415	$	270	$	94	$	86	$	—	$	43	$	—	$	908
KU
2023	$	349	$	240	$	228	$	84	$	11	$	17	$	—	$	929
2022	$	402	$	251	$	227	$	89	$	14	$	34	$	—	$	1,017

(a)Primarily includes revenues from pole attachments, street lighting, other public authorities and other non-core businesses. The Rhode Island Regulated segment primarily includes open access tariff revenues, which are calculated on combined customer classes.

(b)Includes wholesale power and transmission revenues. LG&E and KU amounts include intercompany power sales and transmission revenues, which are eliminated upon consolidation at the Kentucky Regulated segment.

Credit Loss Recognized from Contracts with Customers [Table Text Block]

The following table shows the accounts receivable and unbilled revenues balances that were impaired for the periods ended June 30.

	Three Months				Six Months
	2023		2022		2023		2022
PPL	$	6	$	25	$	26	$	33
PPL Electric	7		—		17		5
LG&E	—		1		1		2
KU	1		1		1		2

Contract with Customer, Asset and Liability [Table Text Block]

The following table shows the balances and certain activity of contract liabilities resulting from contracts with customers.

	PPL		PPL Electric		LG&E		KU
Contract liabilities at December 31, 2022	$	34	$	23	$	5	$	6
Contract liabilities at June 30, 2023	48		35		6		7
Revenue recognized during the six months ended June 30, 2023 that was included in the contract liability balance at December 31, 2022	18		7		5		6
Contract liabilities at December 31, 2021	$	42	$	25	$	6	$	6
Contract liabilities at June 30, 2022	33		16		6		5
Revenue recognized during the six months ended June 30, 2022 that was included in the contract liability balance at December 31, 2021	24		12		6		6