XML 69 R53.htm IDEA: XBRL DOCUMENT v3.10.0.1
Environmental (Tables)
 12 Months Ended
Dec. 31, 2018
Environmental Remediation Obligations [Abstract]  
Schedule of Environmental Remediation Reserves
The components of environmental remediation reserves are as follows:
 
As of December 31,
 
2018
 
2017
 
(In $ millions)
Demerger obligations (Note 24)
26

 
28

Divestiture obligations (Note 24)
16

 
17

Active sites
14

 
15

US Superfund sites
11

 
11

Other environmental remediation reserves
2

 
2

Total
69

 
73
Schedule of Environmental Ownership and Liability Percentages
The Company's ownership interest and environmental liability participation percentages for such liabilities, which cannot be attributed to an InfraServ partner are as follows:
 
As of December 31, 2018
 
Ownership
 
Liability
 
Reserves(1)
 
(In percentages)
 
(In $ millions)
InfraServ GmbH & Co. Gendorf KG
30
 
10
 
8

InfraServ GmbH & Co. Hoechst KG
32
 
40
 
69

InfraServ GmbH & Co. Knapsack KG
22
 
22
 
1

______________________________
(1) 
Gross reserves maintained by the respective InfraServ entity.