COMMITMENTS AND CONTINGENCIES (Details)		1 Months Ended		9 Months Ended
	Apr. 09, 2018 item	Apr. 30, 2017 complaint	May 31, 2016 complaint	Sep. 30, 2018 location item complaint
Loss contingencies
Number of complaints filed by individuals | item	8
Period to appeal court's decision after entry of final judgment under Federal Rule of Appellate Procedure				30 days
Environmental matters
Number of locations for environmental assessments and remediation | location				40
Deepwater Horizon Incident
Loss contingencies
Number of putative class action complaints filed				6
Number of complaints filed by individuals				21
Deepwater Horizon Incident | Nalco
Loss contingencies
Number of complaints filed by individuals			9
Number of complaints filed by individuals claiming economic loss		2
Number of master complaints naming Nalco and others who responded to the oil spill (known as the "B3 Bundle")				1
Number of proposed class action settlements | item				2