XML 263 R173.htm IDEA: XBRL DOCUMENT v3.23.1
Commitments - Additional Information (Detail)
T in Millions
 1 Months Ended 12 Months Ended
Oct. 01, 2019
Apr. 30, 2016
MWh
Feb. 28, 2010
Dec. 31, 2022
USD ($)
T
MWh
$ / MWh
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Disclosure of Commitments and Contingencies [Line Items]            
Self-insured health care benefits       $ 64,000,000 $ 59,000,000 $ 61,000,000
Cost per megawatt hour | $ / MWh       25.375    
Commitement With Six Vendors For Back Office Services [Member] | Later than five years and not later than seven years [member]            
Disclosure of Commitments and Contingencies [Line Items]            
Annual Commitement With Vendors Value       $ 60,000,000    
MX [Member] | Energy Financial Hedge [Member]            
Disclosure of Commitments and Contingencies [Line Items]            
Period of hedging agreement 20 years          
Electric energy expected consumption | MWh       400,000    
Percentage increase in the price of the commodity       1.50%    
Proceeds payments from financial hedge       $ 3,000,000    
Top of range [member]            
Disclosure of Commitments and Contingencies [Line Items]            
Stop-loss limits value under medical assistance       550,000    
Top of range [member] | Employees [Member]            
Disclosure of Commitments and Contingencies [Line Items]            
Stop-loss limits value under medical assistance       2,500,000    
Ventikas [member]            
Disclosure of Commitments and Contingencies [Line Items]            
Acquired energy usage period   20 years        
Estimated annual cost       23,000,000    
Combined generation capacity | MWh   252        
EURUS [member]            
Disclosure of Commitments and Contingencies [Line Items]            
Acquired energy usage period     20 years      
Estimated annual cost       70,000,000    
Installed capacity     250 MW      
Termoelectrica del Golfo [member]            
Disclosure of Commitments and Contingencies [Line Items]            
Estimated annual cost       $ 205,000,000    
Combined volume allocate to TEG and other energy producer | T       1.2