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Other Postretirement Benefits (Tables) | 3 Months Ended
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Mar. 31, 2020
Retirement Benefits [Abstract] |
Total Periodic Benefit Costs | The components of the Companies’ total periodic benefit cost for the three months ended March 31, 2020 and 2019 were as follows:
| For the Three Months Ended March 31,
| Con Edison | CECONY
(Millions of Dollars) | 2020 | 2019 | 2020 | 2019
Service cost – including administrative expenses | $73 | $62 | $69 | $58
Interest cost on projected benefit obligation | 137 | 150 | 129 | 141
Expected return on plan assets | (258) | (247) | (245) | (234)
Recognition of net actuarial loss | 175 | 130 | 165 | 123
Recognition of prior service cost/(credit) | (4) | (4) | (5) | (5)
TOTAL PERIODIC BENEFIT COST | $123 | $91 | $113 | $83
Cost capitalized | (31) | (26) | (29) | (24)
Reconciliation to rate level | (64) | (5) | (62) | (4)
Total expense recognized | $28 | $60 | $22 | $55
The components of the Companies’ total periodic other postretirement benefit cost/(credit) for the three months ended March 31, 2020 and 2019 were as follows:
| For the Three Months Ended March 31,
| Con Edison | CECONY
(Millions of Dollars) | 2020 |  | 2019 | 2020 | 2019 |
Service cost | $5 | $4 | $4 | $3
Interest cost on accumulated other postretirement benefit obligation | 9 | 11 | 8 | 9
Expected return on plan assets | (16) | (16) | (14) | (14)
Recognition of net actuarial loss/(gain) | 27 | (2) | 27 | (2)
Recognition of prior service credit | (1) | (1) | (1) | — |
TOTAL PERIODIC OTHER POSTRETIREMENT BENEFIT COST/(CREDIT) | $24 | $(4) | $24 | $(4)
Cost capitalized | (2) | (2) | (1) | (2)
Reconciliation to rate level | (22) | 3 | (24) | 2
Total credit recognized |  | $— |  | $(3) | $(1) | $(4)

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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