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v3.25.3

Pension Benefits - Total Periodic Benefit Costs (Details) - Pension Benefits - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service cost – including administrative expenses | $ 41 | $ 44 | $ 125 | $ 133
Interest cost on projected benefit obligation | 169 | 160 | 507 | 481
Expected return on plan assets | (279) | (282) | (837) | (846)
Recognition of net actuarial gain | (66) | (1) | (199) | (4)
Recognition of prior service credit | (4) | (4) | (13) | (13)
TOTAL PERIODIC BENEFIT CREDIT | (139) | (83) | (417) | (249)
Cost capitalized | (25) | (22) | (70) | (68)
Reconciliation to rate level | (12) | 12 | (41) | 39
Total credit recognized | (176) | (93) | (528) | (278)
CECONY | Subsidiaries |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service cost – including administrative expenses | 39 | 42 | 118 | 126
Interest cost on projected benefit obligation | 159 | 151 | 477 | 453
Expected return on plan assets | (266) | (269) | (799) | (807)
Recognition of net actuarial gain | (63) | (2) | (189) | (5)
Recognition of prior service credit | (5) | (5) | (15) | (15)
TOTAL PERIODIC BENEFIT CREDIT | (136) | (83) | (408) | (248)
Cost capitalized | (24) | (21) | (67) | (65)
Reconciliation to rate level | (12) | 10 | (42) | 31
Total credit recognized | $ (172) | $ (94) | $ (517) | $ (282)

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