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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Entity [Line Items]      
Number Of Years Of Service Employees Must Work To Be Entitled To Postretirement Medical And Life Insurance Benefits 5 years    
Impairment of equity investments $ 0 $ 0 $ 37,730
Contract with Customer, Timing of Satisfaction of Performance Obligation and Payment 5 to 10 years.    
Natural Gas Gathering And Processing      
Entity [Line Items]      
Impairment charges     362,300
Goodwill, Impairment Loss     153,400
Natural Gas Liquids      
Entity [Line Items]      
Impairment charges     $ 71,600
Venice Energy Services Company [Member] | Natural Gas Gathering And Processing      
Entity [Line Items]      
Net ownership percentage     10.20%
Impairment of equity investments     $ 30,500
Impairment of equity investments - goodwill     $ 22,300
Chisholm Pipeline Company [Member] | Natural Gas Liquids      
Entity [Line Items]      
Net ownership percentage     50.00%
Impairment of equity investments     $ 7,200
Northern Border Pipeline [Member]      
Entity [Line Items]      
Net ownership percentage 50.00%    
Northern Border Pipeline [Member] | Natural Gas Pipelines      
Entity [Line Items]      
Net ownership percentage 50.00%    
Roadrunner Gas Transmission [Member]      
Entity [Line Items]      
Net ownership percentage 50.00%    
Roadrunner Gas Transmission [Member] | Natural Gas Pipelines      
Entity [Line Items]      
Net ownership percentage 50.00%    
Overland Pass Pipeline Company [Member]      
Entity [Line Items]      
Net ownership percentage 50.00%    
Overland Pass Pipeline Company [Member] | Natural Gas Liquids      
Entity [Line Items]      
Net ownership percentage 50.00%