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Supplemental Financial Information | 3 Months Ended
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Mar. 31, 2025
Supplemental Financial Information [Abstract] |
Supplemental Financial Information | Supplemental Financial Information Supplemental Statement of Operations and Comprehensive Income Information The following tables provide additional information about items recorded in the Consolidated Statements of Operations and Comprehensive Income.
|  |  |  |  | Operating revenues
|  |  | Three Months Ended March 31,
|  |  |  |  | 2025 |  | 2024
Variable lease income |  |  |  |  | $ | 52 |  |  | $ | 52 |
|  |  |  |  | Taxes other than income taxes
|  |  | Three Months Ended March 31,
|  |  |  |  | 2025 |  | 2024
Gross receipts(a) |  |  |  |  | $ | 38 |  |  | $ | 33 |
Property |  |  |  |  | 72 |  |  | 66 |
Payroll |  |  |  |  | 44 |  |  | 38 |
Other |  |  |  |  | 6 |  |  | 2 |
Total taxes other than income taxes |  |  |  |  | $ | 160 |  |  | $ | 139 |
__________ (a)Represent gross receipts taxes related to our retail operations. The offsetting collection of gross receipts taxes from customers is recorded in Operating revenues in the Consolidated Statements of Operations and Comprehensive Income.
|  |  |  |  | Other, net
|  |  | Three Months Ended March 31,
|  |  |  |  | 2025 |  | 2024
Decommissioning-related activities: |  |  |  |
Net realized income on NDT funds(a) |  |  |  |
Regulatory Agreement Units |  |  |  |  | $ | 243 |  |  | $ | 166 |
Non-Regulatory Agreement Units |  |  |  |  | 94 |  |  | 83 |
Net unrealized gains (losses) on NDT funds |  |  |  |  |  |  |
Regulatory Agreement Units |  |  |  |  | (117) |  |  | 225 |
Non-Regulatory Agreement Units |  |  |  |  | (23) |  |  | 134 |
Regulatory offset to NDT fund-related activities(b) |  |  |  |  | (103) |  |  | (312) |
Total Decommissioning-related activities |  |  |  |  | 94 |  |  | 296 |
Net realized and unrealized gains (losses) from equity investments(c) |  |  |  |  | (268) |  |  | 47 |
Other |  |  |  |  | 20 |  |  | 19 |
Total Other, net |  |  |  |  | $ | (154) |  |  | $ | 362 |
__________ (a)Realized income includes interest, dividends and realized gains and losses on sales of NDT fund investments. (b)Includes the elimination of decommissioning-related activities and the elimination of income taxes related to all NDT fund activity for the Regulatory Agreement Units. (c)Includes unrealized gains (losses) resulting from an equity investment in a publicly traded company. We record the fair value of this investment in Investments on the Consolidated Balance Sheets based on quoted market price of the stock. Supplemental Cash Flow Information The following tables provide additional information about items recorded within our Consolidated Statements of Cash Flows.
| Depreciation, amortization, and accretion
| Three Months Ended March 31,
| 2025 |  | 2024
PP&E(a) | $ | 243 |  |  | $ | 300 |
Amortization of intangible assets, net(a) | 5 |  |  | 6 |
Amortization of energy contract assets and liabilities(b) | 2 |  |  | 5 |
Nuclear fuel(c) | 232 |  |  | 216 |
ARO accretion(d) | 158 |  |  | 167 |
Total depreciation, amortization, and accretion | $ | 640 |  |  | $ | 694 |
__________ (a)Included in Depreciation and amortization expense in the Consolidated Statements of Operations and Comprehensive Income. (b)Included in Operating revenues or Purchased power and fuel expense in the Consolidated Statements of Operations and Comprehensive Income. (c)Included in Purchased power and fuel expense in the Consolidated Statements of Operations and Comprehensive Income. (d)Included in Operating and maintenance expense in the Consolidated Statements of Operations and Comprehensive Income.
| Other non-cash operating activities
| CEG Parent |  | Constellation
| Three Months Ended March 31, |  | Three Months Ended March 31,
| 2025 |  | 2024 |  | 2025 |  | 2024
Other decommissioning-related activity(a) | $ | (74) |  |  | $ | (161) |  |  | $ | (74) |  |  | $ | (161) |
Energy-related options(b) | (10) |  |  | 27 |  |  | (10) |  |  | 27 |
Pension and non-pension postretirement benefit costs | 38 |  |  | 28 |  |  | 38 |  |  | 28 |
Other(c) | 93 |  |  | 65 |  |  | 70 |  |  | 44 |
Total other non-cash operating activities | $ | 47 |  |  | $ | (41) |  |  | $ | 24 |  |  | $ | (62) |
__________ (a)Includes the elimination of decommissioning-related activities for the Regulatory Agreement Units, including the elimination of operating revenues, ARO accretion, ARC amortization, investment income, and income taxes related to all NDT fund activity for these units. (b)Includes option premiums reclassified to realized at the settlement of the underlying contracts and recorded to results of operations. (c)Includes items that are not individually material. The following table provides a reconciliation of cash, restricted cash, and cash equivalents reported within our Consolidated Balance Sheets that sum to the total of the same amounts in the Consolidated Statements of Cash Flows.
March 31, 2025 | CEG Parent |  | Constellation
Cash and cash equivalents | $ | 1,846 |  |  | $ | 1,836 |
Restricted cash and cash equivalents | 96 |  |  | 86 |
Total cash, restricted cash, and cash equivalents | $ | 1,942 |  |  | $ | 1,922 |
December 31, 2024 |  |  |
Cash and cash equivalents | $ | 3,022 |  |  | $ | 3,018 |
Restricted cash and cash equivalents | 107 |  |  | 97 |
Total cash, restricted cash, and cash equivalents | $ | 3,129 |  |  | $ | 3,115 |
March 31, 2024 |  |  |
Cash and cash equivalents | $ | 562 |  |  | $ | 557 |
Restricted cash and cash equivalents | 83 |  |  | 67 |
Total cash, restricted cash, and cash equivalents | $ | 645 |  |  | $ | 624 |
For additional information on restricted cash, see Note 1 — Basis of Presentation of our 2024 Form 10-K. Supplemental Balance Sheet Information The following table provides additional information about material items recorded in the Consolidated Balance Sheets.
| Accounts payable and accrued expenses
March 31, 2025 | CEG Parent |  | Constellation
Accounts payable | $ | 2,498 |  |  | $ | 2,466 |
Compensation-related accruals(a) | 404 |  |  | 273 |
Taxes accrued | 287 |  |  | 278 |
December 31, 2024 |  |  |
Accounts payable | $ | 2,369 |  |  | $ | 2,348 |
Compensation-related accruals(a) | 907 |  |  | 689 |
Taxes accrued | 232 |  |  | 223 |
__________ (a)Primarily includes accrued payroll, bonuses and other incentives, vacation, and benefits.

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