Fair Value of Financial Instruments - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) $ in Millions | 3 Months Ended | 6 Months Ended | |
Jun. 30, 2022 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2021 USD ($) |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | $ 26,223 | $ 26,223 | $ 27,221 |
Derivative Assets | 377 | 377 | 288 |
Derivative Liabilities | 424 | 424 | 238 |
Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 705 | 705 | 547 |
Derivative Liabilities | 424 | 424 | 238 |
Total return swaps | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 27 | 27 | |
Total return swaps | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 27 | 27 | 0 |
Equity warrant assets | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 322 | 322 | 277 |
Contingent conversion rights | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 6 | 6 | |
Interest rate swaps | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | | | 18 |
Client interest rate derivatives | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 70 | 70 | 99 |
Derivative Liabilities | 153 | 153 | 101 |
Client interest rate derivatives | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 70 | 70 | 99 |
Client interest rate derivatives | Other liabilities | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 153 | 153 | 101 |
U.S. treasury securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 16,392 | 16,392 | 15,850 |
U.S. agency debentures | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 122 | 122 | 196 |
Foreign government debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 40 | 40 | 61 |
Residential mortgage-backed securities | Agency-issued mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 7,340 | 7,340 | 8,589 |
Residential mortgage-backed securities | Agency-issued collateralized mortgage obligations—fixed rate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 790 | 790 | 982 |
Agency-issued commercial mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 1,539 | 1,539 | 1,543 |
Recurring | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 26,223 | 26,223 | 27,221 |
Total assets | 27,310 | 27,310 | 28,249 |
Total liabilities | 428 | 428 | 246 |
Recurring | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | | | 8 |
Recurring | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | | | 8 |
Recurring | Foreign exchange contract | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 280 | 280 | 171 |
Recurring | Foreign exchange contract | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 271 | 271 | 137 |
Recurring | Total return swaps | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 27 | 27 | |
Recurring | Equity warrant assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 322 | 322 | 277 |
Recurring | Contingent conversion rights | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 6 | 6 | |
Recurring | Interest rate swaps | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | | | 18 |
Recurring | Client interest rate derivatives | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 70 | 70 | 99 |
Recurring | Client interest rate derivatives | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 153 | 153 | 101 |
Recurring | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 378 | 378 | 455 |
Recurring | Other securities | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 32 | 32 | 117 |
Recurring | U.S. treasury securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 16,392 | 16,392 | 15,850 |
Recurring | U.S. agency debentures | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 122 | 122 | 196 |
Recurring | Foreign government debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 40 | 40 | 61 |
Recurring | Residential mortgage-backed securities | Agency-issued mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 7,340 | 7,340 | 8,589 |
Recurring | Residential mortgage-backed securities | Agency-issued collateralized mortgage obligations—fixed rate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 790 | 790 | 982 |
Recurring | Agency-issued commercial mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 1,539 | 1,539 | 1,543 |
Recurring | Other assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | 4 | 4 | |
Recurring | Other liabilities | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | 4 | 4 | |
Recurring | Level 1 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 16,432 | 16,432 | 15,911 |
Total assets | 16,465 | 16,465 | 15,962 |
Total liabilities | 4 | 4 | 8 |
Recurring | Level 1 | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | | | 8 |
Recurring | Level 1 | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | | | 8 |
Recurring | Level 1 | Foreign exchange contract | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | 0 |
Recurring | Level 1 | Foreign exchange contract | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 0 | 0 | 0 |
Recurring | Level 1 | Total return swaps | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | |
Recurring | Level 1 | Equity warrant assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | 0 |
Recurring | Level 1 | Contingent conversion rights | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | |
Recurring | Level 1 | Interest rate swaps | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | | | 0 |
Recurring | Level 1 | Client interest rate derivatives | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | 0 |
Recurring | Level 1 | Client interest rate derivatives | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 0 | 0 | 0 |
Recurring | Level 1 | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 29 | 29 | 43 |
Recurring | Level 1 | Other securities | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 29 | 29 | 43 |
Recurring | Level 1 | U.S. treasury securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 16,392 | 16,392 | 15,850 |
Recurring | Level 1 | U.S. agency debentures | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 1 | Foreign government debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 40 | 40 | 61 |
Recurring | Level 1 | Residential mortgage-backed securities | Agency-issued mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 1 | Residential mortgage-backed securities | Agency-issued collateralized mortgage obligations—fixed rate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 1 | Agency-issued commercial mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 1 | Other assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | 4 | 4 | |
Recurring | Level 1 | Other liabilities | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | 4 | 4 | |
Recurring | Level 2 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 9,791 | 9,791 | 11,310 |
Total assets | 10,175 | 10,175 | 11,680 |
Total liabilities | 424 | 424 | 238 |
Recurring | Level 2 | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | | | 0 |
Recurring | Level 2 | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | | | 0 |
Recurring | Level 2 | Foreign exchange contract | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 280 | 280 | 171 |
Recurring | Level 2 | Foreign exchange contract | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 271 | 271 | 137 |
Recurring | Level 2 | Total return swaps | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 27 | 27 | |
Recurring | Level 2 | Equity warrant assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 4 | 4 | 8 |
Recurring | Level 2 | Contingent conversion rights | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | |
Recurring | Level 2 | Interest rate swaps | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | | | 18 |
Recurring | Level 2 | Client interest rate derivatives | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 70 | 70 | 99 |
Recurring | Level 2 | Client interest rate derivatives | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 153 | 153 | 101 |
Recurring | Level 2 | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 3 | 3 | 74 |
Recurring | Level 2 | Other securities | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 3 | 3 | 74 |
Recurring | Level 2 | U.S. treasury securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 2 | U.S. agency debentures | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 122 | 122 | 196 |
Recurring | Level 2 | Foreign government debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 2 | Residential mortgage-backed securities | Agency-issued mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 7,340 | 7,340 | 8,589 |
Recurring | Level 2 | Residential mortgage-backed securities | Agency-issued collateralized mortgage obligations—fixed rate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 790 | 790 | 982 |
Recurring | Level 2 | Agency-issued commercial mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 1,539 | 1,539 | 1,543 |
Recurring | Level 2 | Other assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | 0 | 0 | |
Recurring | Level 2 | Other liabilities | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | 0 | 0 | |
Recurring | Level 3 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Total assets | 324 | 324 | 269 |
Total liabilities | 0 | 0 | 0 |
Recurring | Level 3 | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | | | 0 |
Recurring | Level 3 | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | | | 0 |
Recurring | Level 3 | Foreign exchange contract | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | 0 |
Recurring | Level 3 | Foreign exchange contract | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 0 | 0 | 0 |
Recurring | Level 3 | Total return swaps | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | |
Recurring | Level 3 | Equity warrant assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 318 | 318 | 269 |
Recurring | Level 3 | Contingent conversion rights | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 6 | 6 | |
Recurring | Level 3 | Interest rate swaps | Other assets | Derivatives not designated as hedging instruments | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | | | 0 |
Recurring | Level 3 | Client interest rate derivatives | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets | 0 | 0 | 0 |
Recurring | Level 3 | Client interest rate derivatives | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liabilities | 0 | 0 | 0 |
Recurring | Level 3 | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 0 | 0 | 0 |
Recurring | Level 3 | Other securities | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | 0 | 0 | 0 |
Recurring | Level 3 | U.S. treasury securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | U.S. agency debentures | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | Foreign government debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | Residential mortgage-backed securities | Agency-issued mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | Residential mortgage-backed securities | Agency-issued collateralized mortgage obligations—fixed rate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | Agency-issued commercial mortgage-backed securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Carrying value | 0 | 0 | 0 |
Recurring | Level 3 | Other assets | Other assets | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other assets | 0 | 0 | |
Recurring | Level 3 | Other liabilities | Other liabilities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Other liabilities | 0 | 0 | |
Recurring | Measured at net asset value | Consolidated venture capital and private equity fund investments | Fair value accounting | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Non-marketable securities | $ 346 | $ 346 | $ 338 |
Lower Limit | Other equity securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Fair value inputs, sales restriction, period | 3 years | | |
Upper Limit | Other equity securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Fair value inputs, sales restriction, period | | 6 months | |
Sales restrictions discount | Lower Limit | Other equity securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Measurement input | 0.10 | 0.10 | |
Sales restrictions discount | Upper Limit | Other equity securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Measurement input | 0.20 | 0.20 | |