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Business Segments (Schedule of Revenue, By Products and Services) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Operating Revenues	$ 32,237	$ 30,357	$ 29,060
Total Reportable Segments
Segment Reporting Information [Line Items]
Operating Revenues	32,209	30,319	29,023
Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	29,297	28,020	26,846
Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	2,912	2,299	2,177
Operating Segments | Total Reportable Segments
Segment Reporting Information [Line Items]
Operating Revenues	32,360	30,483	29,187
Operating Segments | Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	29,357	28,093	26,921
Operating Segments | Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	3,003	2,390	2,266
Operating Segments | Retail Electric
Segment Reporting Information [Line Items]
Operating Revenues	25,504	24,593	23,484
Operating Segments | Retail Electric | Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	25,504	24,593	23,484
Operating Segments | Retail Electric | Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	0	0	0
Operating Segments | Wholesale Electric
Segment Reporting Information [Line Items]
Operating Revenues	2,423	2,219	2,193
Operating Segments | Wholesale Electric | Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	2,423	2,219	2,193
Operating Segments | Wholesale Electric | Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	0	0	0
Operating Segments | Retail Natural Gas
Segment Reporting Information [Line Items]
Operating Revenues	2,782	2,320	2,199
Operating Segments | Retail Natural Gas | Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	0		0
Operating Segments | Retail Natural Gas | Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	2,782	2,320	2,199
Operating Segments | Other
Segment Reporting Information [Line Items]
Operating Revenues	1,651	1,351	1,311
Operating Segments | Other | Electric Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	1,430	1,281	1,244
Operating Segments | Other | Gas Utilities and Infrastructure
Segment Reporting Information [Line Items]
Operating Revenues	$ 221	$ 70	$ 67

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- Definition

The total amount of operating revenues recognized during the period.

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- Definition

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