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Estimated Percentage of Decoupled Sales (Details)
1 Months Ended 6 Months Ended
Aug. 31, 2022
Jun. 30, 2023
Operating Revenues [Line Items]    
Percentage of total sales volumes revenue subject to RDM 43.00%  
Electric | Before June 1, 2022    
Operating Revenues [Line Items]    
Percentage of total sales volumes revenue subject to RDM   27.00%
Gas | Before August 1, 2022    
Operating Revenues [Line Items]    
Percentage of total sales volumes revenue subject to RDM   11.00%
Gas | After August 1, 2022    
Operating Revenues [Line Items]    
Percentage of total sales volumes revenue subject to RDM   43.00%