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Segments and Related Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting [Abstract] |  |  |
Results from Operations by Reportable Segment | Segment information and reconciliations to Xcel Energy’s consolidated operating revenues and net income:
|  | 2024
(Millions of Dollars) |  | Regulated electric utility |  | Regulated natural gas utility |  | Total segments |  |  |  |
Operating revenues |  | $ | 11,147 |  |  | $ | 2,230 |  |  | $ | 13,377 |  |  |  |  |
Intersegment revenue |  | 2 |  |  | 22 |  |  | 24 |  |  |  |  |
Total segment revenues |  | 11,149 |  |  | 2,252 |  |  | 13,401 |  |  |  |  |
Electric fuel and purchased power |  | 3,788 |  |  | — |  |  | 3,788 |  |  |  |  |
Cost of natural gas sold and transported |  | — |  |  | 951 |  |  | 951 |  |  |  |  |
O&M expenses |  | 2,102 |  |  | 409 |  |  | 2,511 |  |  |  |  |
Depreciation and amortization |  | 2,373 |  |  | 357 |  |  | 2,730 |  |  |  |  |
Other segment expenses, net |  | 693 |  |  | 123 |  |  | 816 |  |  |  |  |
Interest charges and financing costs |  | 767 |  |  | 113 |  |  | 880 |  |  |  |  |
Income tax (benefit) expense |  | (420) |  |  | 62 |  |  | (358) |  |  |  |  |
Net income |  | $ | 1,846 |  |  | $ | 237 |  |  | $ | 2,083 |  |  |  |  |
Total segment revenues |  |  |  |  |  | $ | 13,401 |  |  |  |  |
Eliminate intersegment revenue |  |  |  |  |  | (24) |  |  |  |  |
Non-segment revenues |  |  |  |  |  | 64 |  |  |  |  |
Consolidated operating revenues |  |  |  |  |  | $ | 13,441 |  |  |  |  |
Total segment net income |  |  |  |  |  | $ | 2,083 |  |  |  |  |
Non-segment net loss |  |  |  |  |  | (147) |  |  |  |  |
Consolidated net income |  |  |  |  |  | $ | 1,936 |  |  |  |  |
|  | 2023
(Millions of Dollars) |  | Regulated electric utility |  | Regulated natural gas utility |  | Total segments |  |  |  |  |  |
Operating revenues |  | $ | 11,446 |  |  | $ | 2,645 |  |  | $ | 14,091 |  |  |  |  |  |  |
Intersegment revenue |  | 2 |  |  | 3 |  |  | 5 |  |  |  |  |  |  |
Total segment revenues |  | 11,448 |  |  | 2,648 |  |  | 14,096 |  |  |  |  |  |  |
Electric fuel and purchased power |  | 4,278 |  |  | — |  |  | 4,278 |  |  |  |  |  |  |
Cost of natural gas sold and transported |  | — |  |  | 1,456 |  |  | 1,456 |  |  |  |  |  |  |
O&M expenses |  | 2,011 |  |  | 386 |  |  | 2,397 |  |  |  |  |  |  |
Depreciation and amortization |  | 2,111 |  |  | 323 |  |  | 2,434 |  |  |  |  |  |  |
Other segment expenses, net (a) |  | 827 |  |  | 118 |  |  | 945 |  |  |  |  |  |  |
Interest charges and financing costs |  | 670 |  |  | 96 |  |  | 766 |  |  |  |  |  |  |
Income tax (benefit) expense |  | (135) |  |  | 50 |  |  | (85) |  |  |  |  |  |  |
Net income |  | $ | 1,686 |  |  | $ | 219 |  |  | $ | 1,905 |  |  |  |  |  |  |
Total segment revenues |  |  |  |  |  | $ | 14,096 |  |  |  |  |  |  |
Eliminate intersegment revenue |  |  |  |  |  | (5) |  |  |  |  |  |  |
Non-segment revenues |  |  |  |  |  | 115 |  |  |  |  |  |  |
Consolidated operating revenues |  |  |  |  |  | $ | 14,206 |  |  |  |  |  |  |
Total segment net income |  |  |  |  |  | $ | 1,905 |  |  |  |  |  |  |
Non-segment net loss |  |  |  |  |  | (134) |  |  |  |  |  |  |
Consolidated net income |  |  |  |  |  | $ | 1,771 |  |  |  |  |  |  |
(a)Other segment expenses, net, for 2023 additionally includes loss on Comanche Unit 3 litigation and workforce reduction expenses. |
|  | 2022
(Millions of Dollars) |  | Regulated electric utility |  | Regulated natural gas utility |  | Total segments |  |  |  |  |  |
Operating revenues |  | $ | 12,123 |  |  | $ | 3,080 |  |  | $ | 15,203 |  |  |  |  |  |  |
Intersegment revenue |  | 2 |  |  | 2 |  |  | 4 |  |  |  |  |  |  |
Total segment revenues |  | 12,125 |  |  | 3,082 |  |  | 15,207 |  |  |  |  |  |  |
Electric fuel and purchased power |  | 5,005 |  |  | — |  |  | 5,005 |  |  |  |  |  |  |
Cost of natural gas sold and transported |  | — |  |  | 1,910 |  |  | 1,910 |  |  |  |  |  |  |
O&M expenses |  | 2,069 |  |  | 370 |  |  | 2,439 |  |  |  |  |  |  |
Depreciation and amortization |  | 2,122 |  |  | 276 |  |  | 2,398 |  |  |  |  |  |  |
Other segment expenses, net |  | 824 |  |  | 108 |  |  | 932 |  |  |  |  |  |  |
Interest charges and financing costs |  | 636 |  |  | 86 |  |  | 722 |  |  |  |  |  |  |
Income tax (benefit) expense |  | (162) |  |  | 68 |  |  | (94) |  |  |  |  |  |  |
Net income |  | $ | 1,631 |  |  | $ | 264 |  |  | $ | 1,895 |  |  |  |  |  |  |
Total segment revenues |  |  |  |  |  | $ | 15,207 |  |  |  |  |  |  |
Eliminate intersegment revenue |  |  |  |  |  | (4) |  |  |  |  |  |  |
Non-segment revenues |  |  |  |  |  | 107 |  |  |  |  |  |  |
Consolidated operating revenues |  |  |  |  |  | $ | 15,310 |  |  |  |  |  |  |
Total segment net income |  |  |  |  |  | $ | 1,895 |  |  |  |  |  |  |
Non-segment net loss |  |  |  |  |  | (159) |  |  |  |  |  |  |
Consolidated net income |  |  |  |  |  | $ | 1,736 |  |  |  |  |  |  |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-22 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-30 + Details
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