Annual report pursuant to Section 13 and 15(d)

ASSET RETIREMENT OBLIGATIONS (Details)

v3.3.1.900
ASSET RETIREMENT OBLIGATIONS (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
ASSET RETIREMENT OBLIGATIONS.    
Asset retirement obligations at beginning of year $ 26 $ 29
Accretion expense 3 2
Liabilities assumed in connection with the Rockwood Acquisition 30  
Liabilities settled (1) (2)
Foreign currency effect on reserve balance (6) (3)
Asset retirement obligations at end of year $ 52 $ 26