Lease Obligations - Lessee - Undiscounted Cash Flows (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Operating Leases
2023	$ 90
2024	85
2025	78
2026	68
2027	61
Thereafter	350
Total undiscounted cash flows	732
Less: Difference between undiscounted cash flows and discounted cash flows	133
Present value of lease liabilities	599	$ 520
Finance Leases
2023	21
2024	21
2025	14
2026	9
2027	8
Thereafter	128
Total undiscounted cash flows	201
Less: Difference between undiscounted cash flows and discounted cash flows	45
Present value of lease liabilities	156	$ 149
Total
2023	111
2024	106
2025	92
2026	77
2027	69
Thereafter	478
Total undiscounted cash flows	933
Less: Difference between undiscounted cash flows and discounted cash flows	178
Present value of lease liabilities	$ 755

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Lease Liability Payments Due

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Lease Liability Payments Due After Year Five

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Lease liability payments due year five.

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Lease liability payments due year four.

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Lease liability payments due year three.

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Lease Liability Undiscounted Excess Amount

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TotalLeaseLiabilities1.

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Present value of lessee's discounted obligation for lease payments from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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Amount of lessee's undiscounted obligation for lease payments for finance lease.

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Present value of lessee's discounted obligation for lease payments from operating lease.

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-Publisher FASB
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-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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