Variable Interest Entities - Fair Value Option (Details) - Consolidated Investment Vehicles - Variable Interest Entity, Primary Beneficiary - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Excess of unpaid principal over fair value of loans in CLO warehouses	$ 1	$ 1
Unpaid principal for warehouse financing debt	$ 68	$ 25

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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