Consolidated Statements of Cash Flows (Parenthetical) $ in Millions	6 Months Ended
Jun. 30, 2021 USD ($)
Statement of Cash Flows [Abstract]
Cash paid for Venerable reinsurance transaction	$ 494

Cash payments made for reinsurance during the current period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585

Name:	us-gaap_PaymentsForReinsurance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration