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Derivative Instruments and Hedging Activities - Offsetting Liabilities (Detail) - USD ($) $ in Millions | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Derivative liabilities |  |
Derivative liabilities, gross amount | $ 2,214 | $ 1,197
Derivative liabilities, offsetting financial instruments | (702) | (347)
Derivative liabilities, offsetting cash collateral | (52) | (176)
Total derivative liabilities | 1,460 | 674
Derivative liabilities, securities collateral not netted | 0 | 0
Net exposure | 1,460 | 674
Repurchase agreements |  |
Gross amounts | 573 | 314
Repurchase agreements, securities sold, offset | 0 | 0
Repurchase agreements, cash collateral pledged, offset | 0 | 0
Net amounts as recognized | 573 | 314
Repurchase agreements, securities collateral not netted | (573) | (314)
Net exposure | 0 | 0
Derivative, collateral, obligation to return cash | 1,700 | 347
Derivative, collateral, obligation to return securities | 1 | 1
Derivative, collateral, right to reclaim cash | 1,300 | 954
Securities sold under repurchase agreements, fair value of collateral | $ 584 | $ 320

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