XML 105 R88.htm IDEA: XBRL DOCUMENT v3.26.1
Dispositions (Details)
$ in Millions
1 Months Ended 3 Months Ended
Apr. 30, 2026
USD ($)
Mar. 31, 2026
USD ($)
MWh
Dec. 31, 2025
USD ($)
Jan. 31, 2025
USD ($)
Mar. 01, 2023
MWh
project
Con Edison Gas Pipeline and Storage, LLC | Subsequent Event          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Equity method investments $ 5.0        
Sale of other investments $ 1.5        
Electric Energy (MWh)          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Notional amount | MWh   32,765,680      
Broken Bow II | Electric Energy (MWh) | Clean Energy Businesses          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Deferred projects | project         1
Notional amount | MWh         75
Mountain Valley Pipeline LLC | Con Edison Gas Pipeline and Storage, LLC          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Equity method investment, ownership percent (in percent)   6.60%      
Equity method investments   $ 357.5      
Gain on the sale of the MVP interest   189.0      
Gain on the sale of the MVP interest, after tax   134.0      
Disposal Group, Held-for-sale, Not Discontinued Operations | Clean Energy Businesses | Broken Bow II          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Consideration from sale of business       $ 54.0  
Disposal Group, Held-for-sale, Not Discontinued Operations | Crane Project          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Carrying value of tax equity interest   $ 5.0 $ 5.0