v3.25.0.1
REGULATORY MATTERS - GAS Schedule of Utility Regulation and Rate Design (Details)
1 Months Ended 12 Months Ended
Nov. 30, 2023
Aug. 31, 2023
Dec. 31, 2024
Nicor Gas      
Public Utilities, General Disclosures [Line Items]      
Authorized ROE 9.51%   9.51%
Atlanta Gas Light      
Public Utilities, General Disclosures [Line Items]      
Authorized ROE     10.25%
Virginia Natural Gas      
Public Utilities, General Disclosures [Line Items]      
Authorized ROE   9.70% 9.70%
Chattanooga Gas      
Public Utilities, General Disclosures [Line Items]      
Authorized ROE     9.80%