Quarterly report pursuant to Section 13 or 15(d)

RESTRUCTURING, IMPAIRMENT AND PLANT CLOSING COSTS - CASH AND NONCASH (Details)

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RESTRUCTURING, IMPAIRMENT AND PLANT CLOSING COSTS - CASH AND NONCASH (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Restructuring, impairment and plant closing costs        
Pension-related charges       $ 1
Accelerated depreciation       2
Other non-cash credits   $ (1) $ 2 (3)
Total restructuring, impairment and plant closing costs $ 5 1 8 13
2016 and prior initiatives        
Restructuring, impairment and plant closing costs        
Restructuring charges   $ 2   7
2017 and prior initiatives        
Restructuring, impairment and plant closing costs        
Restructuring charges (credits) 3   (1)  
2017 initiatives        
Restructuring, impairment and plant closing costs        
Restructuring charges       $ 6
2018 initiatives        
Restructuring, impairment and plant closing costs        
Restructuring charges $ 2   $ 7