Deposits - Noninterest and Interest-bearing (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
U.S. offices
Noninterest-bearing (included $11,247 and $8,115 at fair value)	$ 714,478	$ 711,525
Interest-bearing (included $589 and $629 at fair value)	1,343,802	1,359,932
Total deposits in U.S. offices	2,058,280	2,071,457
Non-U.S. offices
Noninterest-bearing (included $1,135 and $2,420 at fair value)	26,983	26,229
Interest-bearing (included $299 and $169 at fair value)	386,281	364,617
Total deposits in non-U.S. offices	413,264	390,846
Total deposits	2,471,544	2,462,303
Fair value
U.S. offices
Noninterest-bearing (included $11,247 and $8,115 at fair value)	11,247	8,115
Interest-bearing, fair value	589	629
Non-U.S. offices
Noninterest-bearing (included $1,135 and $2,420 at fair value)	1,135	2,420
Interest-bearing, fair value	$ 299	$ 169