| Changes in Accumulated Other Comprehensive Income (Exelon) The following tables present changes in Exelon's AOCI, net of tax, by component: | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2020 | Losses on Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items (a) | | Foreign Currency Items | | Total | Beginning balance | $ | (3 | ) | | $ | (3,135 | ) | | $ | (35 | ) | | $ | (3,173 | ) | OCI before reclassifications | — |
| | 2 |
| | 2 |
| | 4 |
| Amounts reclassified from AOCI | — |
| | 37 |
| | — |
| | 37 |
| Net current-period OCI | — |
| | 39 |
| | 2 |
| | 41 |
| Ending balance | $ | (3 | ) | | $ | (3,096 | ) | | $ | (33 | ) | | $ | (3,132 | ) |
| | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2019 | Losses on Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items (a) | | Foreign Currency Items | | AOCI of Investments in Unconsolidated Affiliates (b) | | Total | Beginning balance | $ | (2 | ) | | $ | (2,978 | ) | | $ | (31 | ) | | $ | (1 | ) | | $ | (3,012 | ) | OCI before reclassifications | — |
| | (1 | ) | | 2 |
| | (1 | ) | | — |
| Amounts reclassified from AOCI | — |
| | 22 |
| | — |
| | — |
| | 22 |
| Net current-period OCI | — |
| | 21 |
| | 2 |
| | (1 | ) | | 22 |
| Ending balance | $ | (2 | ) | | $ | (2,957 | ) | | $ | (29 | ) | | $ | (2 | ) | | $ | (2,990 | ) |
| | | | | | | | | | | | | | | | | Six Months Ended June 30, 2020 | Losses on Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items (a) | | Foreign Currency Items | | Total | Beginning balance | $ | (2 | ) | | $ | (3,165 | ) | | $ | (27 | ) | | $ | (3,194 | ) | OCI before reclassifications | (1 | ) | | (5 | ) | | (6 | ) | | (12 | ) | Amounts reclassified from AOCI | — |
| | 74 |
| | — |
| | 74 |
| Net current-period OCI | (1 | ) | | 69 |
| | (6 | ) | | 62 |
| Ending balance | $ | (3 | ) | | $ | (3,096 | ) | | $ | (33 | ) | | $ | (3,132 | ) |
| | | | | | | | | | | | | | | | | | | | | Six Months Ended June 30, 2019 | Losses on Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items (a) | | Foreign Currency Items | | AOCI of Investments in Unconsolidated Affiliates (b) | | Total | Beginning balance | $ | (2 | ) | | $ | (2,960 | ) | | $ | (33 | ) | | $ | — |
| | $ | (2,995 | ) | OCI before reclassifications | — |
| | (39 | ) | | 4 |
| | (2 | ) | | (37 | ) | Amounts reclassified from AOCI | — |
| | 42 |
| | — |
| | — |
| | 42 |
| Net current-period OCI | — |
| | 3 |
| | 4 |
| | (2 | ) | | 5 |
| Ending balance | $ | (2 | ) | | $ | (2,957 | ) | | $ | (29 | ) | | $ | (2 | ) | | $ | (2,990 | ) |
_________ | | (a) | AOCI amounts are included in the computation of net periodic pension and OPEB cost. See Note 10 — Retirement Benefits for additional information. See Exelon's Statements of Operations and Comprehensive Income for individual components of AOCI. |
| | (b) | All amounts are net of noncontrolling interests. |
The following table presents income tax benefit (expense) allocated to each component of Exelon's other comprehensive income (loss): | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | 2020 | | 2019 | | 2020 | | 2019 | Pension and non-pension postretirement benefit plans: | | | | | | | | Prior service benefit reclassified to periodic benefit cost | $ | 4 |
| | $ | 6 |
| | $ | 8 |
| | $ | 12 |
| Actuarial loss reclassified to periodic benefit cost | (17 | ) | | (13 | ) | | (34 | ) | | (26 | ) | Pension and non-pension postretirement benefit plans valuation adjustment | — |
| | — |
| | 3 |
| | 14 |
|
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