Registration of securities issued in business combination transactions

ASSET RETIREMENT OBLIGATIONS (Tables)

v3.3.1.900
ASSET RETIREMENT OBLIGATIONS (Tables)
12 Months Ended
Dec. 31, 2015
ASSET RETIREMENT OBLIGATIONS.  
Schedule of changes to asset retirement obligation liabilities

 

        The following table describes changes to our asset retirement obligation liabilities (dollars in millions):

                                                                                                                                                                                    

 

 

December 31,

 

 

 

2015

 

2014

 

Asset retirement obligations at beginning of year

 

$

26

 

$

29

 

Accretion expense

 

 

3

 

 

2

 

Liabilities incurred

 

 

 

 

 

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

 

​  

​  

​  

​  

​  

​  

​  

​