Leases (Maturity Analysis For Operating and Finance Lease Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2023	$ 39
2024	36
2025	32
2026	29
2027	24
Thereafter	77
Total lease payments	237
Less: imputed interest	(24)
Present value of lease liabilities	213	$ 204
Finance Lease, Liability, Payment, Due [Abstract]
2023	27
2024	21
2025	18
2026	15
2027	11
Thereafter	99
Total lease payments	191
Less: imputed interest	(58)
Present value of lease liabilities	$ 133	$ 148

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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