Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2023

Accumulated Other Comprehensive Income (Loss) [Line Items]

Accumulated Other Comprehensive Income (Loss)

The after-tax changes in AOCI by component for the years ended December 31 were as follows:

							Defined benefit plans
	Foreign currency translation adjustments		Unrealized gains (losses) on qualifying derivatives		Equity investees' AOCI		Prior service costs		Actuarial gain (loss)		Total
PPL
December 31, 2020	$	(1,158)	$	—	$	—	$	(16)	$	(3,046)	$	(4,220)
Amounts arising during the year	372		(39)		—		—		(1)		332
Reclassifications from AOCI	—		25		—		2		126		153
Reclassifications from AOCI due to the sale of the U.K. utility business (Note 9)	786		15		—		8		2,769		3,578
Net OCI during the year	1,158		1		—		10		2,894		4,063
December 31, 2021	$	—	$	1	$	—	$	(6)	$	(152)	$	(157)
Amounts arising during the year	—		—		2		(1)		11		12
Reclassifications from AOCI	—		2		—		2		17		21
Net OCI during the year	—		2		2		1		28		33
December 31, 2022	$	—	$	3	$	2	$	(5)	$	(124)	$	(124)
Amounts arising during the year	—		—		1		—		(41)		(40)
Reclassifications from AOCI	—		3		—		1		(3)		1
Net OCI during the year	—		3		1		1		(44)		(39)
December 31, 2023	$	—	$	6	$	3	$	(4)	$	(168)	$	(163)

Reclassification out of Other Comprehensive Income (Loss)

The following table presents PPL's gains (losses) and related income taxes for reclassifications from AOCI for the years ended December 31, 2023, 2022 and 2021. The defined benefit plan components of AOCI are not reflected in their entirety in the statement of income; rather, they are included in the computation of net periodic defined benefit costs (credits) and subject to capitalization. See Note 11 for additional information.

	PPL
Details about AOCI	2023		2022		2021		Affected Line Item on the Statements of Income
Qualifying derivatives
Interest rate swaps	$	(3)	$	(3)	$	11	Interest Expense
Cross-currency swaps	—		—		(2)		Income (Loss) from Discontinued Operations (net of income taxes)
	—		—		(39)		Income (Loss) from Discontinued Operations (net of income taxes)
Total Pre-tax	(3)		(3)		(30)
Income Taxes	—		1		5
Total After-tax	(3)		(2)		(25)
Defined benefit plans
Prior service costs	(2)		(3)		(3)
Net actuarial loss	3		(24)		(159)
Total Pre-tax	1		(27)		(162)
Income Taxes	1		8		34
Total After-tax	2		(19)		(128)
Sale of the U.K. utility business (Note 9)
Foreign currency translation adjustments	—		—		(646)		Income (Loss) from Discontinued Operations (net of income taxes)
Qualifying derivatives	—		—		(15)		Income (Loss) from Discontinued Operations (net of income taxes)
Defined benefit plans	—		—		(3,577)		Income (Loss) from Discontinued Operations (net of income taxes)
Total Pre-tax	—		—		(4,238)
Income Taxes	—		—		660
Total After-tax	—		—		(3,578)
Total reclassifications during the year	$	(1)	$	(21)	$	(3,731)