Leases (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Schedule of Future Minimum Lease Payments for Capital Leases

Future minimum lease payments under non-cancelable rental and lease agreements, which have initial or remaining terms in excess of one year are as follows:

	As of December 31, 2017
	Capital Leases
	(In $ millions)
2018	53
2019	46
2020	45
2021	44
2022	33
Later years	114
Sublease income	—
Minimum lease commitments	335
Less amounts representing interest	(127	)
Present value of net minimum lease obligations	208

Schedule of Future Minimum Rental Payments for Operating Leases

	As of December 31, 2017
	Operating Leases
	(In $ millions)
2018	54
2019	47
2020	37
2021	28
2022	22
Later years	155
Sublease income	—
Minimum lease commitments	343

Schedule of Rent Expense

Rent expense recorded under all operating leases is as follows:

	Year Ended December 31,
	2017	2016	2015
	(In $ millions)
Total	159	154	154