Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease Cost

The components of lease expense were as follows:

	Year Ended December 31,
	2021		2020		2019
	(in millions)
Lease cost:
Finance lease cost:
Amortization of right-of-use assets	$	4	$	5	$	4
Interest on lease liabilities	1		1		1
Total finance lease cost	5		6		5
Operating lease cost	119		111		114
Short-term lease cost	13		13		13
Variable lease cost	—		—		1
Sublease income (1)	(4)		(4)		—
Total lease cost	$	133	$	126	$	133

(1)Sublease income excludes rental income from owned properties of $10 million, $10 million and $11 million for the years ended December 31, 2021, 2020 and 2019, respectively, which is included in other income, net.

Supplemental Cash Flow Information Related to Leases

Supplemental cash flow and other information related to leases was as follows:

	Year Ended December 31,
	2021		2020		2019
	(in millions)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for finance leases	$	1	$	1	$	1
Operating cash flows for operating leases	122		107		112
Financing cash flows for finance leases	4		4		3
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$	74	$	35	$	86
Finance leases	1		1		5

Supplemental Balance Sheet Information Related to Leases

Supplemental balance sheet information related to leases was as follows:

	December 31,
	2021			2020
	(dollars in millions)
Operating leases:
Operating lease right-of-use assets	$	383		$	380
Accrued liabilities (Note 8)	$	92		$	100
Long-term operating lease liabilities	304			300
Total operating lease liabilities	$	396		$	400
Finance leases:
Property and equipment	$	26		$	31
Less: accumulated depreciation	(15)			(13)
Total property, net	$	11		$	18
Short-term debt (Note 11)	$	3		$	4
Long-term debt (Note 11)	10			14
Total finance lease liabilities	$	13		$	18
Weighted average remaining lease term:
Operating leases	6 years			6 years
Finance leases	5 years			6 years
Weighted average discount rate:
Operating leases	3.00		%	3.25		%
Finance leases	3.50		%	3.50		%

Maturities of Lease Liabilities

Maturities of lease liabilities were as follows:

	Operating Leases		Finance Leases
	(in millions)
As of December 31, 2021
2022	$	103	$	3
2023	86		3
2024	62		3
2025	50		2
2026	38		2
Thereafter	92		2
Total lease payments	431		15
Less: imputed interest	(35)		(2)
Total	$	396	$	13