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Accumulated Other Comprehensive Loss (Tables) | 6 Months Ended
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Jun. 30, 2021
Other Comprehensive Income (Loss), Tax [Abstract] |
Components Of Accumulated Other Comprehensive Loss | The following tables display the components of Accumulated Other Comprehensive Loss:
(in millions) | Gains and Losses on Securities(1) |  | Gains and Losses on Cash Flow Hedges(1) |  | Pension and OPEB Items(1) |  | Accumulated Other Comprehensive Loss(1)
Balance as of April 1, 2021 | $ | 3.5 |  |  | $ | (63.3) |  |  | $ | (15.7) |  |  | $ | (75.5) |
Other comprehensive income (loss) before reclassifications | 0.8 |  |  | (49.8) |  |  | 0.1 |  |  | (48.9) |
Amounts reclassified from accumulated other comprehensive loss | 0.1 |  |  | — |  |  | 0.7 |  |  | 0.8 |
Net current-period other comprehensive income (loss) | 0.9 |  |  | (49.8) |  |  | 0.8 |  |  | (48.1) |
Balance as of June 30, 2021 | $ | 4.4 |  |  | $ | (113.1) |  |  | $ | (14.9) |  |  | $ | (123.6) |
(1)All amounts are net of tax. Amounts in parentheses indicate debits. |  |  |  |  |  |  |
(in millions) | Gains and Losses on Securities(1) |  | Gains and Losses on Cash Flow Hedges(1) |  | Pension and OPEB Items(1) |  | Accumulated Other Comprehensive Loss(1)
Balance as of January 1, 2021 | $ | 6.0 |  |  | $ | (147.9) |  |  | $ | (14.8) |  |  | $ | (156.7) |
Other comprehensive income (loss) before reclassifications | (1.4) |  |  | 34.8 |  |  | (1.3) |  |  | 32.1 |
Amounts reclassified from accumulated other comprehensive loss | (0.2) |  |  | — |  |  | 1.2 |  |  | 1.0 |
Net current-period other comprehensive income (loss) | (1.6) |  |  | 34.8 |  |  | (0.1) |  |  | 33.1 |
Balance as of June 30, 2021 | $ | 4.4 |  |  | $ | (113.1) |  |  | $ | (14.9) |  |  | $ | (123.6) |
(1)All amounts are net of tax. Amounts in parentheses indicate debits.
(in millions) | Gains and Losses on Securities(1) |  | Gains and Losses on Cash Flow Hedges(1) |  | Pension and OPEB Items(1) |  | Accumulated Other Comprehensive Loss(1)
Balance as of April 1, 2020 | $ | (2.1) |  |  | $ | (210.5) |  |  | $ | (18.0) |  |  | $ | (230.6) |
Other comprehensive income before reclassifications | 6.0 |  |  | 2.7 |  |  | — |  |  | 8.7 |
Amounts reclassified from accumulated other comprehensive loss | (0.3) |  |  | — |  |  | 0.3 |  |  | — |
Net current-period other comprehensive income (loss) | 5.7 |  |  | 2.7 |  |  | 0.3 |  |  | 8.7 |
Balance as of June 30, 2020 | $ | 3.6 |  |  | $ | (207.8) |  |  | $ | (17.7) |  |  | $ | (221.9) |
(1)All amounts are net of tax. Amounts in parentheses indicate debits. |  |  |  |  |  |  |
(in millions) | Gains and Losses on Securities(1) |  | Gains and Losses on Cash Flow Hedges(1) |  | Pension and OPEB Items(1) |  | Accumulated Other Comprehensive Loss(1)
Balance as of January 1, 2020 | $ | 3.3 |  |  | $ | (77.2) |  |  | $ | (18.7) |  |  | $ | (92.6) |
Other comprehensive income (loss) before reclassifications | 0.8 |  |  | (130.6) |  |  | 0.4 |  |  | (129.4) |
Amounts reclassified from accumulated other comprehensive loss | (0.5) |  |  | — |  |  | 0.6 |  |  | 0.1 |
Net current-period other comprehensive income (loss) | 0.3 |  |  | (130.6) |  |  | 1.0 |  |  | (129.3) |
Balance as of June 30, 2020 | $ | 3.6 |  |  | $ | (207.8) |  |  | $ | (17.7) |  |  | $ | (221.9) |
(1)All amounts are net of tax. Amounts in parentheses indicate debits.

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