Netting Arrangements - Narratives (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Derivative [Line Items]
Assets, under master netting arrangements, amounts not offset in our condensed consolidated balance sheets, collateral	$ 47,051,000,000	$ 64,843,000,000
Fair value of non-cash collateral received	47,100,000,000	64,900,000,000
Fair value of non-cash collateral received that can be resold or repledged	28,400,000,000	25,600,000,000
Fair value of securities received as collateral that have been resold or re-pledged	0	0
Derivative assets not subject to enforceable master netting arrangements	2,000,000
Derivative liabilities not subject to enforceable master netting arrangements	65,000,000	21,000,000
Securities purchased under agreements to resell	23,950,000,000	20,743,000,000
Asset pledged as collateral with right to sell or repledge
Derivative [Line Items]
Assets, under master netting arrangements, amounts not offset in our condensed consolidated balance sheets, collateral	1,800,000,000	2,500,000,000
Cash and Cash Equivalents
Derivative [Line Items]
Securities purchased under agreements to resell	20,600,000,000	29,100,000,000
Restricted Cash and Cash Equivalent
Derivative [Line Items]
Securities purchased under agreements to resell	$ 2,500,000,000	$ 15,000,000,000