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Assets Subject to Netting (Details) - USD ($) $ in Millions | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Derivatives [Abstract] |  |  |
Gross amounts of recognized assets | [1] | $ 5,488 | $ 4,361
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (3,632) | (2,959)
Cash collateral |  | (1,761) | (1,244)
Securities collateral |  | (22) | (73)
Net amount |  | 73 | 85
Securities borrowed [Abstract] |  |  |
Gross amounts of recognized assets |  | 57 | 102
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (10) | (14)
Securities collateral |  | (46) | (85)
Net amount |  | 1 | 3
Total [Abstract] |  |  |
Gross amounts of recognized assets |  | 5,545 | 4,463
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (3,642) | (2,973)
Cash collateral |  | (1,761) | (1,244)
Securities collateral |  | (68) | (158)
Net amount |  | 74 | 88
OTC [Member] |  |  |
Derivatives [Abstract] |  |  |
Gross amounts of recognized assets |  | 5,137 | 4,258
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (3,502) | (2,933)
Cash collateral |  | (1,602) | (1,244)
Securities collateral |  | (22) | (73)
Net amount |  | 11 | 8
OTC cleared [Member] |  |  |
Derivatives [Abstract] |  |  |
Gross amounts of recognized assets |  | 44 | 21
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (44) | (21)
Net amount |  | 0 | 0
Exchange-traded [Member] |  |  |
Derivatives [Abstract] |  |  |
Gross amounts of recognized assets |  | 307 | 82
Gross amounts not offset in the consolidated balance sheets [Abstract] |  |  |
Financial instruments | [2] | (86) | (5)
Cash collateral | [2] | (159) |
Net amount |  | $ 62 | $ 77
[1] | The fair value of freestanding derivative assets is included in Other assets on the Consolidated Balance Sheets.
[2] | Represents the amount of assets that could be offset by liabilities with the same counterparty under master netting or similar arrangements that management elects not to offset on the Consolidated Balance Sheets.

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