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Accumulated Other Comprehensive Income (Loss)
 9 Months Ended
Sep. 30, 2014
Accumulated Other Comprehensive Income Loss [Line Items]  
Accumulated Other Comprehensive Income (Loss)

18. Accumulated Other Comprehensive Income (Loss)

(PPL and PPL Energy Supply)

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

ForeignUnrealized gains (losses)Defined benefit plans
currencyAvailable-EquityPriorActuarialTransition
translationfor-saleQualifyinginvestees'servicegainasset
adjustmentssecuritiesderivativesAOCIcosts(loss)(obligation)Total
PPL
June 30, 2014$ 117 $ 190 $ 61 $ 1 $ (4)$ (1,764)$ 1 $ (1,398)
Amounts arising during the period (48) (1) (5) (1) (55)
Reclassifications from AOCI (3) (12) 1 29 15
Net OCI during the period (48) (4) (17) 1 28 (40)
September 30, 2014$ 69 $ 186 $ 44 $ 1 $ (3)$ (1,736)$ 1 $ (1,438)
December 31, 2013$ (11)$ 173 $ 94 $ 1 $ (6)$ (1,817)$ 1 $ (1,565)
Amounts arising during the period 80 18 (52) (3) 43
Reclassifications from AOCI (5) 2 3 84 84
Net OCI during the period 80 13 (50) 3 81 127
September 30, 2014$ 69 $ 186 $ 44 $ 1 $ (3)$ (1,736)$ 1 $ (1,438)
June 30, 2013$ (401)$ 135 $ 102 $ 1 $ (11)$ (1,955)$ 1 $ (2,128)
Amounts arising during the period 87 15 (9) 93
Reclassifications from AOCI (6) (1) 2 33 28
Net OCI during the period 87 15 (15) (1) 2 33 121
September 30, 2013$ (314)$ 150 $ 87 $ $ (9)$ (1,922)$ 1 $ (2,007)
December 31, 2012$ (149)$ 112 $ 132 $ 1 $ (14)$ (2,023)$ 1 $ (1,940)
Amounts arising during the period (165) 40 77 (48)
Reclassifications from AOCI (2) (122) (1) 5 101 (19)
Net OCI during the period (165) 38 (45) (1) 5 101 (67)
September 30, 2013$ (314)$ 150 $ 87 $ $ (9)$ (1,922)$ 1 $ (2,007)
PPL Energy Supply
June 30, 2014 $ 190 $ 75 $ (3)$ (177) $ 85
Amounts arising during the period (1) (1)
Reclassifications from AOCI (3) (5) 1 1 (6)
Net OCI during the period (4) (5) 1 1 (7)
September 30, 2014 $ 186 $ 70 $ (2)$ (176) $ 78
December 31, 2013$ 173 $ 88 $ (4)$ (180) $ 77
Amounts arising during the period 18 18
Reclassifications from AOCI (5) (18) 2 4 (17)
Net OCI during the period 13 (18) 2 4 1
September 30, 2014$ 186 $ 70 $ (2)$ (176) $ 78
June 30, 2013$ 135 $ 144 $ (8)$ (257) $ 14
Amounts arising during the period 15 15
Reclassifications from AOCI (29) 1 3 (25)
Net OCI during the period 15 (29) 1 3 (10)
September 30, 2013$ 150 $ 115 $ (7)$ (254) $ 4
December 31, 2012$ 112 $ 211 $ (10)$ (265) $ 48
Amounts arising during the period 40 40
Reclassifications from AOCI (2) (96) 3 11 (84)
Net OCI during the period 38 (96) 3 11 (44)
September 30, 2013$ 150 $ 115 $ (7)$ (254) $ 4

The following table presents the gains (losses) and related income taxes for reclassifications from AOCI for the periods ended September 30. The defined benefit plan components of AOCI are not reflected in their entirety in the statement of income during the periods; rather, they are included in the computation of net periodic defined benefit costs (credits). See Note 9 for additional information.

Three Months
PPLPPL Energy SupplyAffected Line Item on the
Details about AOCI2014201320142013Statements of Income
Available-for-sale securities$ 7 $ 1 $ 7 $ 1 Other Income (Expense) - net
Total Pre-tax 7 1 7 1
Income Taxes (4) (1) (4) (1)
Total After-tax 3 3
Qualifying derivatives
Interest rate swaps (5) (5)Interest Expense
Cross-currency swaps 12 (25)Other Income (Expense) - net
(1)Interest Expense
Energy commodities (2) 54 (2) 54 Unregulated wholesale energy
8 (11) 8 (11)Energy purchases
1 4 1 4 Discontinued operations
1 1 1 Other
Total Pre-tax 15 17 7 48
Income Taxes (3) (11) (2) (19)
Total After-tax 12 6 5 29
Equity investees' AOCI 1 Other Income (Expense) - net
Total Pre-tax 1
Income Taxes
Total After-tax 1
Defined benefit plans
Prior service costs (2) (3) (2) (2)
Net actuarial loss (38) (45) (1) (5)
Total Pre-tax (40) (48) (3) (7)
Income Taxes 10 13 1 3
Total After-tax (30) (35) (2) (4)
Total reclassifications during the period$ (15)$ (28)$ 6 $ 25
Nine Months
PPLPPL Energy SupplyAffected Line Item on the
Details about AOCI2014201320142013Statements of Income
Available-for-sale securities$ 11 $ 4 $ 11 $ 4 Other Income (Expense) - net
Total Pre-tax 11 4 11 4
Income Taxes (6) (2) (6) (2)
Total After-tax 5 2 5 2
Qualifying derivatives
Interest rate swaps (12) (14)Interest Expense
Cross-currency swaps (17) 45 Other Income (Expense) - net
1 Interest Expense
Energy commodities (1) 178 (1) 178 Unregulated wholesale energy
23 (41) 23 (41)Energy purchases
6 20 6 20 Discontinued operations
2 2 1 2 Other
Total Pre-tax 2 190 29 159
Income Taxes (4) (68) (11) (63)
Total After-tax (2) 122 18 96
Equity investees' AOCI 1 Other Income (Expense) - net
Total Pre-tax 1
Income Taxes
Total After-tax 1
Defined benefit plans
Prior service costs (6) (8) (4) (5)
Net actuarial loss (110) (138) (6) (18)
Total Pre-tax (116) (146) (10) (23)
Income Taxes 29 40 4 9
Total After-tax (87) (106) (6) (14)
Total reclassifications during the period$ (84)$ 19 $ 17 $ 84
PPL Energy Supply LLC [Member]
  
Accumulated Other Comprehensive Income Loss [Line Items]  
Accumulated Other Comprehensive Income (Loss)

18. Accumulated Other Comprehensive Income (Loss)

(PPL and PPL Energy Supply)

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

ForeignUnrealized gains (losses)Defined benefit plans
currencyAvailable-EquityPriorActuarialTransition
translationfor-saleQualifyinginvestees'servicegainasset
adjustmentssecuritiesderivativesAOCIcosts(loss)(obligation)Total
PPL
June 30, 2014$ 117 $ 190 $ 61 $ 1 $ (4)$ (1,764)$ 1 $ (1,398)
Amounts arising during the period (48) (1) (5) (1) (55)
Reclassifications from AOCI (3) (12) 1 29 15
Net OCI during the period (48) (4) (17) 1 28 (40)
September 30, 2014$ 69 $ 186 $ 44 $ 1 $ (3)$ (1,736)$ 1 $ (1,438)
December 31, 2013$ (11)$ 173 $ 94 $ 1 $ (6)$ (1,817)$ 1 $ (1,565)
Amounts arising during the period 80 18 (52) (3) 43
Reclassifications from AOCI (5) 2 3 84 84
Net OCI during the period 80 13 (50) 3 81 127
September 30, 2014$ 69 $ 186 $ 44 $ 1 $ (3)$ (1,736)$ 1 $ (1,438)
June 30, 2013$ (401)$ 135 $ 102 $ 1 $ (11)$ (1,955)$ 1 $ (2,128)
Amounts arising during the period 87 15 (9) 93
Reclassifications from AOCI (6) (1) 2 33 28
Net OCI during the period 87 15 (15) (1) 2 33 121
September 30, 2013$ (314)$ 150 $ 87 $ $ (9)$ (1,922)$ 1 $ (2,007)
December 31, 2012$ (149)$ 112 $ 132 $ 1 $ (14)$ (2,023)$ 1 $ (1,940)
Amounts arising during the period (165) 40 77 (48)
Reclassifications from AOCI (2) (122) (1) 5 101 (19)
Net OCI during the period (165) 38 (45) (1) 5 101 (67)
September 30, 2013$ (314)$ 150 $ 87 $ $ (9)$ (1,922)$ 1 $ (2,007)
PPL Energy Supply
June 30, 2014 $ 190 $ 75 $ (3)$ (177) $ 85
Amounts arising during the period (1) (1)
Reclassifications from AOCI (3) (5) 1 1 (6)
Net OCI during the period (4) (5) 1 1 (7)
September 30, 2014 $ 186 $ 70 $ (2)$ (176) $ 78
December 31, 2013$ 173 $ 88 $ (4)$ (180) $ 77
Amounts arising during the period 18 18
Reclassifications from AOCI (5) (18) 2 4 (17)
Net OCI during the period 13 (18) 2 4 1
September 30, 2014$ 186 $ 70 $ (2)$ (176) $ 78
June 30, 2013$ 135 $ 144 $ (8)$ (257) $ 14
Amounts arising during the period 15 15
Reclassifications from AOCI (29) 1 3 (25)
Net OCI during the period 15 (29) 1 3 (10)
September 30, 2013$ 150 $ 115 $ (7)$ (254) $ 4
December 31, 2012$ 112 $ 211 $ (10)$ (265) $ 48
Amounts arising during the period 40 40
Reclassifications from AOCI (2) (96) 3 11 (84)
Net OCI during the period 38 (96) 3 11 (44)
September 30, 2013$ 150 $ 115 $ (7)$ (254) $ 4

The following table presents the gains (losses) and related income taxes for reclassifications from AOCI for the periods ended September 30. The defined benefit plan components of AOCI are not reflected in their entirety in the statement of income during the periods; rather, they are included in the computation of net periodic defined benefit costs (credits). See Note 9 for additional information.

Three Months
PPLPPL Energy SupplyAffected Line Item on the
Details about AOCI2014201320142013Statements of Income
Available-for-sale securities$ 7 $ 1 $ 7 $ 1 Other Income (Expense) - net
Total Pre-tax 7 1 7 1
Income Taxes (4) (1) (4) (1)
Total After-tax 3 3
Qualifying derivatives
Interest rate swaps (5) (5)Interest Expense
Cross-currency swaps 12 (25)Other Income (Expense) - net
(1)Interest Expense
Energy commodities (2) 54 (2) 54 Unregulated wholesale energy
8 (11) 8 (11)Energy purchases
1 4 1 4 Discontinued operations
1 1 1 Other
Total Pre-tax 15 17 7 48
Income Taxes (3) (11) (2) (19)
Total After-tax 12 6 5 29
Equity investees' AOCI 1 Other Income (Expense) - net
Total Pre-tax 1
Income Taxes
Total After-tax 1
Defined benefit plans
Prior service costs (2) (3) (2) (2)
Net actuarial loss (38) (45) (1) (5)
Total Pre-tax (40) (48) (3) (7)
Income Taxes 10 13 1 3
Total After-tax (30) (35) (2) (4)
Total reclassifications during the period$ (15)$ (28)$ 6 $ 25
Nine Months
PPLPPL Energy SupplyAffected Line Item on the
Details about AOCI2014201320142013Statements of Income
Available-for-sale securities$ 11 $ 4 $ 11 $ 4 Other Income (Expense) - net
Total Pre-tax 11 4 11 4
Income Taxes (6) (2) (6) (2)
Total After-tax 5 2 5 2
Qualifying derivatives
Interest rate swaps (12) (14)Interest Expense
Cross-currency swaps (17) 45 Other Income (Expense) - net
1 Interest Expense
Energy commodities (1) 178 (1) 178 Unregulated wholesale energy
23 (41) 23 (41)Energy purchases
6 20 6 20 Discontinued operations
2 2 1 2 Other
Total Pre-tax 2 190 29 159
Income Taxes (4) (68) (11) (63)
Total After-tax (2) 122 18 96
Equity investees' AOCI 1 Other Income (Expense) - net
Total Pre-tax 1
Income Taxes
Total After-tax 1
Defined benefit plans
Prior service costs (6) (8) (4) (5)
Net actuarial loss (110) (138) (6) (18)
Total Pre-tax (116) (146) (10) (23)
Income Taxes 29 40 4 9
Total After-tax (87) (106) (6) (14)
Total reclassifications during the period$ (84)$ 19 $ 17 $ 84