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Receivables, Net
 12 Months Ended
Dec. 31, 2021
Receivables [Abstract]  
Receivables, Net Receivables, Net
As of December 31,
20212020
(In $ millions)
Trade receivables - third party and affiliates1,171 803 
Allowance for doubtful accounts - third party and affiliates(10)(11)
Trade receivables - third party and affiliates, net1,161 792 
As of December 31,
20212020
(In $ millions)
Non-income taxes receivable282 267 
Reinsurance receivables14 12 
Income taxes receivable123 100 
Other87 71 
Non-trade receivables, net506 450