Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Schedule of lease-related assets and liabilities

The following table presents our lease-related assets and liabilities at December 31, 2022 and 2021 (dollars in millions):

	Balance Sheet Classification	2022			2021
Assets:
Operating leases	Right-of-use operating lease assets	$	2,065		$	2,113
Finance leases	Property and equipment		587			637
Total lease assets		$	2,652		$	2,750
Liabilities:
Current:
Operating leases	Other accrued expenses	$	364		$	392
Finance leases	Long-term debt due within one year		131			143
Noncurrent:
Operating leases	Right-of-use operating lease obligations		1,752			1,755
Finance leases	Long-term debt		579			577
Total lease liabilities		$	2,826		$	2,867
Weighted-average remaining term:
Operating leases		10.1 years			10.2 years
Finance leases		9.5 years			10.4 years
Weighted-average discount rate:
Operating leases			4.4	%		4.4	%
Finance leases			4.5	%		4.4	%

Schedule of lease expense for finance and operating leases

	2022		2021		2020
Finance lease expense:
Depreciation and amortization	$	163	$	135	$	106
Interest		29		29		31
Operating leases(1)		484		478		447
Short-term lease expense(1)		329		354		322
Variable lease expense(1)		163		157		154
	$	1,168	$	1,153	$	1,060

Expenses are included in “other operating expenses” in our consolidated income statements.

Schedule of supplemental cash flow information

The following table presents supplemental cash flow information for the years ended December 31, 2022, 2021 and 2020 (dollars in millions):

	2022		2021		2020
Cash paid for amounts included in the measurement of lease   liabilities:
Operating cash flows for operating leases	$	473	$	474	$	445
Operating cash flows for finance leases		29		29		31
Financing cash flows for finance leases		124		123		86

Schedule of undiscounted cash flows to the finance lease liabilities and operating lease liabilities recorded on balance sheet

The following table reconciles the undiscounted minimum lease payment amounts to the operating and finance lease liabilities recorded on the balance sheet at December 31, 2022 and 2021 (dollars in millions):

	2022						2021
	Operating Leases			Finance Leases			Operating Leases			Finance Leases
Year 1	$	436		$	156		$	438		$	165
Year 2		380			164			378			126
Year 3		320			125			320			132
Year 4		269			89			267			98
Year 5		222			39			219			70
Thereafter		1,122			359			1,148			350
Total minimum lease payments		2,749			932			2,770			941
Less: amount of lease payments representing interest		(633	)		(222	)		(623	)		(221	)
Present value of future minimum lease payments		2,116			710			2,147			720
Less: current lease obligations		(364	)		(131	)		(392	)		(143	)
Long-term lease obligations	$	1,752		$	579		$	1,755		$	577