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v3.24.2

Comprehensive Income (Tables) | 6 Months Ended
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Jun. 30, 2024
Changes in Accumulated Other Comprehensive Income (Loss) by Component |
|  | Cash Flow Hedges |  | Pension |  |
Three Months Ended June 30, 2024 |  | Commodity |  | Interest Rate |  | and OPEB |  | Total
|  | (in millions)
Balance in AOCI as of March 31, 2024 |  | $ | 87.2 |  |  | $ | 3.4 |  |  | $ | (152.9) |  |  | $ | (62.3) |
Change in Fair Value Recognized in AOCI, Net of Tax |  | 7.0 |  |  | 6.9 |  |  | — |  |  | 13.9 |
Amount of (Gain) Loss Reclassified from AOCI |  |  |  |  |  |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation (a) |  | 11.8 |  |  | — |  |  | — |  |  | 11.8 |
Interest Expense (a) |  | — |  |  | (1.1) |  |  | — |  |  | (1.1) |
Amortization of Prior Service Cost (Credit) |  | — |  |  | — |  |  | (1.3) |  |  | (1.3) |
Amortization of Actuarial (Gains) Losses |  | — |  |  | — |  |  | 1.2 |  |  | 1.2 |
Reclassifications from AOCI, before Income Tax (Expense) Benefit |  | 11.8 |  |  | (1.1) |  |  | (0.1) |  |  | 10.6 |
Income Tax (Expense) Benefit |  | 2.3 |  |  | (0.1) |  |  | — |  |  | 2.2 |
Reclassifications from AOCI, Net of Income Tax (Expense) Benefit |  | 9.5 |  |  | (1.0) |  |  | (0.1) |  |  | 8.4 |
Net Current Period Other Comprehensive Income (Loss) |  | 16.5 |  |  | 5.9 |  |  | (0.1) |  |  | 22.3 |
Balance in AOCI as of June 30, 2024 |  | $ | 103.7 |  |  | $ | 9.3 |  |  | $ | (153.0) |  |  | $ | (40.0) |
|  | Cash Flow Hedges |  | Pension |  |
Three Months Ended June 30, 2023 |  | Commodity |  | Interest Rate |  | and OPEB |  | Total
|  | (in millions)
Balance in AOCI as of March 31, 2023 |  | $ | 65.3 |  |  | $ | 6.1 |  |  | $ | (139.5) |  |  | $ | (68.1) |
Change in Fair Value Recognized in AOCI, Net of Tax |  | 5.9 |  |  | 7.0 |  |  | — |  |  | 12.9 |
Amount of (Gain) Loss Reclassified from AOCI |  |  |  |  |  |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation (a) |  | 28.3 |  |  | — |  |  | — |  |  | 28.3 |
Interest Expense (a) |  | — |  |  | (0.5) |  |  | — |  |  | (0.5) |
Amortization of Prior Service Cost (Credit) |  | — |  |  | — |  |  | (5.3) |  |  | (5.3) |
Amortization of Actuarial (Gains) Losses |  | — |  |  | — |  |  | 1.4 |  |  | 1.4 |
Reclassifications from AOCI, before Income Tax (Expense) Benefit |  | 28.3 |  |  | (0.5) |  |  | (3.9) |  |  | 23.9 |
Income Tax (Expense) Benefit |  | 6.0 |  |  | (0.1) |  |  | (0.8) |  |  | 5.1 |
Reclassifications from AOCI, Net of Income Tax (Expense) Benefit |  | 22.3 |  |  | (0.4) |  |  | (3.1) |  |  | 18.8 |
Net Current Period Other Comprehensive Income (Loss) |  | 28.2 |  |  | 6.6 |  |  | (3.1) |  |  | 31.7 |
Balance in AOCI as of June 30, 2023 |  | $ | 93.5 |  |  | $ | 12.7 |  |  | $ | (142.6) |  |  | $ | (36.4) |
|  | Cash Flow Hedges |  | Pension |  |
Six Months Ended June 30, 2024 |  | Commodity |  | Interest Rate |  | and OPEB |  | Total
|  | (in millions)
Balance in AOCI as of December 31, 2023 |  | $ | 104.9 |  |  | $ | (8.1) |  |  | $ | (152.3) |  |  | $ | (55.5) |
Change in Fair Value Recognized in AOCI, Net of Tax |  | 12.5 |  |  | 19.3 |  |  | — |  |  | 31.8 |
Amount of (Gain) Loss Reclassified from AOCI |  |  |  |  |  |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation (a) |  | (17.5) |  |  | — |  |  | — |  |  | (17.5) |
Interest Expense (a) |  | — |  |  | (2.3) |  |  | — |  |  | (2.3) |
Amortization of Prior Service Cost (Credit) |  | — |  |  | — |  |  | (2.6) |  |  | (2.6) |
Amortization of Actuarial (Gains) Losses |  | — |  |  | — |  |  | 1.7 |  |  | 1.7 |
Reclassifications from AOCI, before Income Tax Expense |  | (17.5) |  |  | (2.3) |  |  | (0.9) |  |  | (20.7) |
Income Tax Expense |  | (3.8) |  |  | (0.4) |  |  | (0.2) |  |  | (4.4) |
Reclassifications from AOCI, Net of Income Tax Expense |  | (13.7) |  |  | (1.9) |  |  | (0.7) |  |  | (16.3) |
Net Current Period Other Comprehensive Income (Loss) |  | (1.2) |  |  | 17.4 |  |  | (0.7) |  |  | 15.5 |
Balance in AOCI as of June 30, 2024 |  | $ | 103.7 |  |  | $ | 9.3 |  |  | $ | (153.0) |  |  | $ | (40.0) |
|  | Cash Flow Hedges |  | Pension |  |
Six Months Ended June 30, 2023 |  | Commodity |  | Interest Rate |  | and OPEB |  | Total
|  | (in millions)
Balance in AOCI as of December 31, 2022 |  | $ | 223.5 |  |  | $ | 0.3 |  |  | $ | (140.1) |  |  | $ | 83.7 |
Change in Fair Value Recognized in AOCI, Net of Tax |  | (189.4) |  |  | 12.2 |  |  | (12.9) |  |  | (190.1) |
Amount of (Gain) Loss Reclassified from AOCI |  |  |  |  |  |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation (a) |  | 75.3 |  |  | — |  |  | — |  |  | 75.3 |
Interest Expense (a) |  | — |  |  | 0.2 |  |  | — |  |  | 0.2 |
Amortization of Prior Service Cost (Credit) |  | — |  |  | — |  |  | (10.6) |  |  | (10.6) |
Amortization of Actuarial (Gains) Losses |  | — |  |  | — |  |  | 2.6 |  |  | 2.6 |
Reclassifications from AOCI, before Income Tax (Expense) Benefit |  | 75.3 |  |  | 0.2 |  |  | (8.0) |  |  | 67.5 |
Income Tax (Expense) Benefit |  | 15.9 |  |  | — |  |  | (1.7) |  |  | 14.2 |
Reclassifications from AOCI, Net of Income Tax (Expense) Benefit |  | 59.4 |  |  | 0.2 |  |  | (6.3) |  |  | 53.3 |
Reclassifications of KPCo Pension and OPEB Regulatory Assets from AOCI, before Income Tax Benefit |  | — |  |  | — |  |  | 21.1 |  |  | 21.1 |
Income Tax Benefit |  | — |  |  | — |  |  | 4.4 |  |  | 4.4 |
Reclassifications of KPCo Pension and OPEB Regulatory Assets from AOCI, Net of Income Tax Benefit |  | — |  |  | — |  |  | 16.7 |  |  | 16.7 |
Net Current Period Other Comprehensive Income (Loss) |  | (130.0) |  |  | 12.4 |  |  | (2.5) |  |  | (120.1) |
Balance in AOCI as of June 30, 2023 |  | $ | 93.5 |  |  | $ | 12.7 |  |  | $ | (142.6) |  |  | $ | (36.4) |
(a)Amounts reclassified to the referenced line item on the statements of income.

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