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Other Postretirement Benefits (Tables) | 9 Months Ended
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Sep. 30, 2025
Retirement Benefits [Abstract] |
Schedule of Total Periodic Benefit Costs | The components of the Companies’ total periodic benefit credit for the three and nine months ended September 30, 2025 and 2024 were as follows:
| For the Three Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Service cost – including administrative expenses | $41 | $44 | $39 | $42
Interest cost on projected benefit obligation | 169 | 160 | 159 | 151
Expected return on plan assets | (279) | (282) | (266) | (269)
Recognition of net actuarial gain | (66) | (1) | (63) | (2)
Recognition of prior service credit | (4) | (4) | (5) | (5)
TOTAL PERIODIC BENEFIT CREDIT | $(139) | $(83) | $(136) | $(83)
Cost capitalized | (25) | (22) | (24) | (21)
Reconciliation to rate level | (12) | 12 | (12) | 10
Total credit recognized | $(176) | $(93) | $(172) | $(94)
| For the Nine Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Service cost – including administrative expenses | $125 | $133 | $118 | $126
Interest cost on projected benefit obligation | 507 | 481 | 477 | 453
Expected return on plan assets | (837) | (846) | (799) | (807)
Recognition of net actuarial gain | (199) | (4) | (189) | (5)
Recognition of prior service credit | (13) | (13) | (15) | (15)
TOTAL PERIODIC BENEFIT CREDIT | $(417) | $(249) | $(408) | $(248)
Cost capitalized | (70) | (68) | (67) | (65)
Reconciliation to rate level | (41) | 39 | (42) | 31
Total credit recognized | $(528) | $(278) | $(517) | $(282)
The components of the Companies’ total periodic other postretirement benefit credit for the three and nine months ended September 30, 2025 and 2024 were as follows:
| For the Three Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Service cost - including administrative expenses | $3 | $3 | $2 | $3
Interest cost on projected other postretirement benefit obligation | 12 | 12 | 10 | 10
Expected return on plan assets | (17) | (17) | (13) | (14)
Recognition of net actuarial gain | (7) | (5) | (4) | (4)
TOTAL PERIODIC OTHER POSTRETIREMENT CREDIT | $(9) | $(7) | $(5) | $(5)
Cost capitalized | (1) | (2) | (1) | (1)
Reconciliation to rate level | 3 | 4 | 2 | 3
Total credit recognized | $(7) | $(5) | $(4) | $(3)
| For the Nine Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Service cost - including administrative expenses | $8 | $9 | $7 | $8
Interest cost on projected other postretirement benefit obligation | 36 | 35 | 31 | 30
Expected return on plan assets | (50) | (51) | (40) | (41)
Recognition of net actuarial gain | (20) | (14) | (13) | (11)
Recognition of prior service credit | (1) | (1) | — | —
TOTAL PERIODIC OTHER POSTRETIREMENT CREDIT | $(27) | $(22) | $(15) | $(14)
Cost capitalized | (4) | (4) | (3) | (4)
Reconciliation to rate level | 9 | 12 | 6 | 10
Total credit recognized | $(22) | $(14) | $(12) | $(8)

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (q) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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