Leases (Tables)

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Lease, Cost [Table Text Block]

The components of lease expense are as follows:

	Year Ended December 31,		Statement of Operations Classification
	2020	2019
	(In $ millions)
Lease Cost
Operating lease cost	40	39	Cost of sales / Selling, general and administrative expenses
Short-term lease cost	24	23	Cost of sales / Selling, general and administrative expenses
Variable lease cost	11	8	Cost of sales / Selling, general and administrative expenses
Finance lease cost
Amortization of leased assets	18	19	Cost of sales
Interest on lease liabilities	15	18	Interest expense
Total net lease cost	108	107

Assets and liabilities, lessee [Table Text Block]

Supplemental consolidated balance sheet information related to leases is as follows:

	As of December 31,		Balance Sheet Classification
	2020	2019
	(In $ millions)
Leases
Assets
Operating lease assets	232	203	Operating lease ROU assets
Finance lease assets	148	83	Property, plant and equipment, net
Total leased assets	380	286
Liabilities
Current
Operating	36	29	Current Other liabilities
Finance	30	26	Short-term borrowings and current installments of long-term debt
Noncurrent
Operating	208	181	Operating lease liabilities
Finance	171	118	Long-term debt
Total lease liabilities	445	354

Supplemental lease information [Table Text Block]

	As of December 31,
	2020		2019
Weighted-Average Remaining Lease Term (years)
Operating leases	13.8		15.0
Finance leases	9.6		6.9
Weighted-Average Discount Rate
Operating leases	2.1	%	2.7	%
Finance leases	7.1	%	11.5	%

CashFlowLessee [Table Text Block]

Supplemental consolidated cash flow information related to leases is as follows:

	Year Ended December 31,
	2020	2019
	(In $ millions)
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	37	36
Operating cash flows from finance leases	15	19
Financing cash flows from finance leases	29	23
ROU assets obtained in exchange for finance lease liabilities (Note 22)	78	—
ROU assets obtained in exchange for operating lease liabilities	58	11

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Maturities of lease liabilities are as follows:

	As of December 31, 2020
	Operating Leases	Finance Leases
	(In $ millions)
2021	41	43
2022	37	36
2023	31	31
2024	25	28
2025	21	24
Later years	125	122
Total lease payments	280	284
Less amounts representing interest	(36)	(83)
Total lease obligations	244	201

Finance Lease, Liability, Maturity [Table Text Block]

Maturities of lease liabilities are as follows:

	As of December 31, 2020
	Operating Leases	Finance Leases
	(In $ millions)
2021	41	43
2022	37	36
2023	31	31
2024	25	28
2025	21	24
Later years	125	122
Total lease payments	280	284
Less amounts representing interest	(36)	(83)
Total lease obligations	244	201