Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2022

Accumulated Other Comprehensive Income (Loss) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss)

The after-tax changes in AOCI by component for the periods ended June 30 were as follows.

	Foreign currency translation adjustments		Unrealized gains (losses)  on qualifying derivatives				Defined benefit plans
					Equity investees' AOCI		Prior service costs		Actuarial gain (loss)		Total
PPL
March 31, 2022	$	—	$	2	$	1	$	(6)	$	(149)	$	(152)
Amounts arising during the period	—		—		1		—		21		22
Reclassifications from AOCI	—		—		—		—		6		6
Net OCI during the period	—		—		1		—		27		28
June 30, 2022	$	—	$	2	$	2	$	(6)	$	(122)	$	(124)
December 31, 2021	$	—	$	1	$	—	$	(6)	$	(152)	$	(157)
Amounts arising during the period	—		—		2		(1)		21		22
Reclassifications from AOCI	—		1		—		1		9		11
Net OCI during the period	—		1		2		—		30		33
June 30, 2022	$	—	$	2	$	2	$	(6)	$	(122)	$	(124)

	Foreign currency translation adjustments		Unrealized gains (losses)  on qualifying derivatives				Defined benefit plans
					Equity investees' AOCI		Prior service costs		Actuarial gain (loss)		Total
March 31, 2021	$	(855)	$	(5)	$	—	$	(16)	$	(3,006)	$	(3,882)
Amounts arising during the period	69		(9)		—		—		(6)		54
Reclassifications from AOCI	—		(1)		—		(7)		67		59
Reclassifications from AOCI due to the sale of the U.K. utility business (Note 8)	786		15		—		8		2,769		3,578
Net OCI during the period	855		5		—		1		2,830		3,691
June 30, 2021	$	—	$	—	$	—	$	(15)	$	(176)	$	(191)
December 31, 2020	$	(1,158)	$	—	$	—	$	(16)	$	(3,046)	$	(4,220)
Amounts arising during the period	372		(39)		—		—		(6)		327
Reclassifications from AOCI	—		24		—		(7)		107		124
Reclassifications from AOCI due to the sale of the U.K. utility business (Note 8)	786		15		—		8		2,769		3,578
Net OCI during the period	1,158		—		—		1		2,870		4,029
June 30, 2021	$	—	$	—	$	—	$	(15)	$	(176)	$	(191)

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 periods ended June 30.

	Three Months				Six Months				Affected Line Item on the
Details about AOCI	2022		2021		2022		2021		Statements of Income
Qualifying derivatives
Interest rate swaps	$	(1)	$	14	$	(2)	$	13	Interest Expense
	—		(1)		—		(2)		Loss from Discontinued Operations (net of income taxes)
Cross-currency swaps	—		(2)		—		(39)		Loss from Discontinued Operations (net of income taxes)
Total Pre-tax	(1)		11		(2)		(28)
Income Taxes	1		(10)		1		4
Total After-tax	—		1		(1)		(24)
Defined benefit plans
Prior service costs (a)	—		9		(1)		9
Net actuarial loss (a)	(8)		(71)		(12)		(133)
Total Pre-tax	(8)		(62)		(13)		(124)
Income Taxes	2		2		3		24
Total After-tax	(6)		(60)		(10)		(100)
Sale of the U.K. utility business (Note 9)
Foreign currency translation adjustments	—		(646)		—		(646)		Loss from Discontinued Operations (net of income taxes)
Qualifying derivatives	—		(15)		—		(15)		Loss from Discontinued Operations (net of income taxes)
Defined benefit plans	—		(3,577)		—		(3,577)		Loss from Discontinued Operations (net of income taxes)
Total Pre-tax	—		(4,238)		—		(4,238)
Income Taxes	—		660		—		660
Total After-tax	—		(3,578)		—		(3,578)
Total reclassifications during the period	$	(6)	$	(3,637)	$	(11)	$	(3,702)

(a)    These AOCI components are included in the computation of net periodic defined benefit cost. See Note 9 for additional information.