Lease Commitments - Cash Flow of Lessee (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows for operating leases	$ 231	$ 244
Financing cash flows for finance leases	14	23
Non-cash related activities
ROU assets obtained in exchange for new operating lease liabilities	110	44
ROU assets obtained in exchange for new finance lease liabilities	0	0
Operating lease ROU asset expense	162	142
Changes in Non-current operating lease liabilities	$ (79)	$ (125)

Cash Paid For Leases [Abstract]

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- Definition

Increase (Decrease) In Operating Lease Liabilities, Noncurrent

+ References

No definition available.

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- Definition

Non-cash Lease Activities [Abstract]

+ References

No definition available.

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- Definition

Amount of cash outflow for principal payment on finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 5
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- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
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- Definition

Amount of amortization expense for right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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- Definition

Amount of increase in right-of-use asset obtained in exchange for finance lease liability.

+ References

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- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

+ References

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