XML 160 R135.htm IDEA: XBRL DOCUMENT v3.21.2
FAIR VALUE MEASUREMENT - Items Measured at Fair Value on a Nonrecurring Basis (Details) - USD ($)
$ in Millions
Sep. 30, 2021
Dec. 31, 2020
Items Measured at Fair Value on a Nonrecurring Basis    
Non-marketable equity securities measured using the measurement alternative $ 7,220 $ 7,332
Nonrecurring | Level 2    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale 368 478
Other real estate owned 0 4
Loans 0 679
Non-marketable equity securities measured using the measurement alternative 44 312
Total assets 412 1,473
Nonrecurring | Level 3    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale 508 2,897
Other real estate owned 5 13
Loans 224 336
Non-marketable equity securities measured using the measurement alternative 189 3
Total assets 926 3,249
Fair value | Nonrecurring    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale 876 3,375
Other real estate owned 5 17
Loans 224 1,015
Non-marketable equity securities measured using the measurement alternative 233 315
Total assets $ 1,338 $ 4,722