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COMMITMENTS AND CONTINGENCIES - Narrative (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2023
USD ($)
defendant
Dec. 31, 2020
case
Jul. 31, 2018
defendant
Dec. 31, 2017
Sep. 30, 2017
well
Mar. 31, 2016
mi
May 31, 2007
entity
mi
Jun. 30, 2022
Jun. 30, 2024
USD ($)
case
facility
Mar. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Jun. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Nov. 30, 2017
case
Loss Contingencies [Line Items]                            
Lease liabilities                 $ 580,700,000   $ 583,800,000 $ 631,100,000    
Reclamation/restoration requirements $ 311,900,000               334,100,000 $ 325,700,000 $ 324,100,000 $ 311,600,000 $ 311,300,000  
Number of groundwater extraction wells | well         2                  
Contingency loss                 0          
Hewitt Landfill Matter | NHW Treatment System                            
Loss Contingencies [Line Items]                            
Estimated capital cost of treatment system                 92,000,000          
Bond money obtained for treatment system                 46,000,000          
Hewitt Landfill Matter | NHC Treatment System                            
Loss Contingencies [Line Items]                            
Estimated capital cost of treatment system                 245,000,000          
Bond money obtained for treatment system                 $ 95,000,000          
Vulcan Material                            
Loss Contingencies [Line Items]                            
Judge ruled allocation of fault among defendants, percentage   15.00%   15.00%       15.00%            
Texas Brine                            
Loss Contingencies [Line Items]                            
Number of pending claims | case                           3
Number of cases, reversed judgement | case   1                        
Cases Allegedly Involving 1,1,1-Trichloroethane                            
Loss Contingencies [Line Items]                            
Number of cases | case                 29          
New York Water District Cases                            
Loss Contingencies [Line Items]                            
Number of cases | case                 28          
New Jersey Natural Resources Damages Case                            
Loss Contingencies [Line Items]                            
Number of cases | case                 1          
Lawsuit Against CalMat Co                            
Loss Contingencies [Line Items]                            
Charge for litigation matter 11,000,000                          
Estimated construction and operation of water treatment system $ 100,000,000                          
Cooperating Parties Group                            
Loss Contingencies [Line Items]                            
Number of other companies to perform Remedial Investigation/Feasibility Study | entity             70              
Number of miles of the River used in the Remedial Investigation/Feasibility Study | mi             17              
Number of miles for bank-to-bank dredging remedy | mi           8                
EPA | Maximum                            
Loss Contingencies [Line Items]                            
Estimated implementation costs                 $ 1,380,000,000          
Occidental Chemical Co                            
Loss Contingencies [Line Items]                            
Judge ruled allocation of fault among defendants, percentage   30.00%   50.00%                    
Occidental Chemical Co | Lawsuit Filed By Occidental                            
Loss Contingencies [Line Items]                            
Number of defendants | defendant 39   100                      
Texas Brine                            
Loss Contingencies [Line Items]                            
Judge ruled allocation of fault among defendants, percentage   55.00%   35.00%                    
LADWP                            
Loss Contingencies [Line Items]                            
Number of planned new treatment capabilities | facility                 2