Relationship with Former Parent and Related Entities - Summary of Amount Due to and from Related Parties (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Related Party Transactions [Abstract]
Related party receivable	$ 8	$ 11
Related party payables	1	3
Related party short-term debt	$ 0	$ 1

Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_AccountsReceivableRelatedPartiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant