Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2021

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis

	Fair Value Measurement
	Quoted Prices in Active Markets for Identical Assets (Level 1)	Significant Other Observable Inputs (Level 2)	Total	Balance Sheet Classification
	(In $ millions)
As of September 30, 2021
Derivatives Designated as Cash Flow Hedges
Commodity swaps	—	15	15	Current Other assets
Commodity swaps	—	24	24	Noncurrent Other assets
Derivatives Designated as Net Investment Hedges
Cross-currency swaps	—	14	14	Current Other assets
Derivatives Not Designated as Hedges
Foreign currency forwards and swaps	—	5	5	Current Other assets
Total assets	—	58	58
Derivatives Designated as Net Investment Hedges
Cross-currency swaps	—	(2)	(2)	Current Other liabilities
Cross-currency swaps	—	(9)	(9)	Noncurrent Other liabilities
Derivatives Not Designated as Hedges
Foreign currency forwards and swaps	—	(7)	(7)	Current Other liabilities
Total liabilities	—	(18)	(18)

	Fair Value Measurement
	Quoted Prices in Active Markets for Identical Assets (Level 1)	Significant Other Observable Inputs (Level 2)	Total	Balance Sheet Classification
	(In $ millions)
As of December 31, 2020
Derivatives Designated as Cash Flow Hedges
Commodity swaps	—	2	2	Current Other assets
Commodity swaps	—	8	8	Noncurrent Other assets
Derivatives Designated as Net Investment Hedges
Cross-currency swaps	—	13	13	Current Other assets
Derivatives Not Designated as Hedges
Foreign currency forwards and swaps	—	1	1	Current Other assets
Total assets	—	24	24
Derivatives Designated as Cash Flow Hedges
Interest rate swaps	—	(81)	(81)	Current Other liabilities
Commodity swaps	—	(1)	(1)	Noncurrent Other liabilities
Derivatives Designated as Net Investment Hedges
Cross-currency swaps	—	(1)	(1)	Current Other liabilities
Cross-currency swaps	—	(33)	(33)	Noncurrent Other liabilities
Derivatives Not Designated as Hedges
Foreign currency forwards and swaps	—	(5)	(5)	Current Other liabilities
Total liabilities	—	(121)	(121)

Schedule of Carrying Values and Fair Values of Financial Instruments

Carrying values and fair values of financial instruments that are not carried at fair value are as follows:

		Fair Value Measurement
	Carrying Amount	Significant Other Observable Inputs (Level 2)	Unobservable Inputs (Level 3)	Total
	(In $ millions)
As of September 30, 2021
Equity investments without readily determinable fair values	170	—	—	—
Insurance contracts in nonqualified trusts	28	28	—	28
Long-term debt, including current installments of long-term debt	3,772	3,731	179	3,910
As of December 31, 2020
Equity investments without readily determinable fair values	171	—	—	—
Insurance contracts in nonqualified trusts	30	31	—	31
Long-term debt, including current installments of long-term debt	3,671	3,644	201	3,845