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LEGAL PROCEEDINGS AND CONTINGENCIES (Details)
$ in Millions
1 Months Ended 12 Months Ended
Sep. 30, 2019
USD ($)
Mar. 31, 2016
responsible_party
Jan. 01, 2021
USD ($)
Exelis | Passaic River Alaska      
Loss Contingencies [Line Items]      
Number of potentially responsible parties notified (over 100) | responsible_party   100  
Estimated cost for all participating parties of EPA's preferred alternative     $ 1,380.0
U.S. Export Control Violations | Settled Litigation      
Loss Contingencies [Line Items]      
Civil penalty amount $ 13.0    
Civil penalty payment period 3 years    
Civil penalty suspended amount conditioned to remedial compliance $ 6.5