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Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Schedule of Lease Related Assets and Liabilities

Operating lease amounts included on the Consolidated Balance Sheets are as follows:

						December 31,
						2021						2020
						($ in millions)
			Classification
Assets
ROU assets			Other assets			$	411					$	433
Liabilities
Current lease liabilities			Other current liabilities			$	82					$	89
Non-current lease liabilities			Other liabilities			331						344
Total lease liabilities						$	413					$	433

Lease, Cost

The components of total lease expense, primarily included in “Purchased services and rents,” are as follows:

			2021						2020
			($ in millions)
Operating lease expense			$	106					$	109
Variable lease expense			44						42
Short-term lease expense			9						9
Total lease expense			$	159					$	160

Other information related to operating leases is as follows:

			December 31,
			2021						2020
Weighted-average remaining lease term (years) on operating leases			7.49						8.18
Weighted-average discount rates on operating leases			3.04		%				3.50		%

Lessee, Operating Lease, Liability, Maturity

Future minimum lease payments under non-cancellable operating leases are as follows:

			December 31, 2021
			($ in millions)
2022			$	92
2023			83
2024			73
2025			69
2026			55
2027 and subsequent years			98
Total lease payments			470
Less: Interest			57
Present value of lease liabilities			$	413

			December 31, 2020
			($ in millions)
2021			$	101
2022			76
2023			67
2024			58
2025			57
2026 and subsequent years			145
Total lease payments			504
Less: Interest			71
Present value of lease liabilities			$	433

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- Definition

Assets And Liabilities, Lessee [Table Text Block]

+ References

No definition available.

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- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980

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X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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