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Current Other Liabilities
 6 Months Ended
Jun. 30, 2021
Other Liabilities, Current [Abstract]  
Current Other Liabilities Current Other Liabilities
As of
June 30,
2021		As of
December 31,
2020
(In $ millions)
Asset retirement obligations11 10 
Benefit obligations (Note 9)
27 27 
Customer rebates52 53 
Derivatives (Note 14)
70 87 
Environmental (Note 10)
13 11 
Insurance5 5 
Interest26 29 
Legal (Note 16)
19 107 
Operating leases35 36 
Restructuring (Note 12)
10 11 
Salaries and benefits113 121 
Sales and use tax/foreign withholding tax payable105 140 
Other45 43 
Total531 680