Leases (Maturity Analysis For Operating and Finance Lease Liabilities) (Details) - Successor [Member] $ in Millions	Dec. 31, 2021 USD ($)
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2022	$ 45
2023	40
2024	36
2025	32
2026	27
Thereafter	72
Total lease payments	252
Less: imputed interest	(48)
Present value of lease liabilities	204
Finance Lease, Liability, Payment, Due [Abstract]
2022	29
2023	26
2024	19
2025	17
2026	14
Thereafter	105
Total lease payments	210
Less: imputed interest	(62)
Present value of lease liabilities	$ 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 http://asc.fasb.org/extlink&oid=123408670&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 http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977