Annual report pursuant to Section 13 and 15(d)

OTHER NONCURRENT ASSETS

v3.8.0.1
OTHER NONCURRENT ASSETS
 12 Months Ended
Dec. 31, 2017
OTHER NONCURRENT ASSETS  
OTHER NONCURRENT ASSETS

9.  OTHER NONCURRENT ASSETS

Other noncurrent assets consisted of the following (dollars in millions):

 

 

 

 

 

 

 

 

 

December 31,

 

    

2017

    

2016

Capitalized turnaround costs, net

 

$

233

 

$

214

Spare parts inventory

 

 

91

 

 

79

Deposits

 

 

52

 

 

46

Catalyst assets, net

 

 

46

 

 

43

Investment in available-for-sale securities

 

 

 —

 

 

18

Pension assets

 

 

22

 

 

 1

Other

 

 

53

 

 

71

Total

 

$

497

 

$

472

 

Amortization expense of catalyst assets for the years ended December 31, 2017, 2016 and 2015 was $15 million, $17 million and $14 million, respectively.