XML 163 R132.htm IDEA: XBRL DOCUMENT v3.10.0.1
FAIR VALUE MEASUREMENT - Items Measured at Fair Value on a Nonrecurring Basis (Details) - USD ($)
$ in Millions
Sep. 30, 2018
Dec. 31, 2017
Items Measured at Fair Value on a Nonrecurring Basis    
Non-marketable equity investments measured using the measurement alternative   $ 8,245
Nonrecurring | Level 2    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale $ 1,870 2,066
Other real estate owned 68 10
Loans 155 216
Non-marketable equity investments measured using the measurement alternative 115  
Total assets 2,208 2,292
Nonrecurring | Level 3    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale 2,953 3,609
Other real estate owned 17 44
Loans 194 414
Non-marketable equity investments measured using the measurement alternative 0  
Total assets 3,164 4,067
Fair value | Nonrecurring    
Items Measured at Fair Value on a Nonrecurring Basis    
Loans held-for-sale 4,823 5,675
Other real estate owned 85 54
Loans 349 630
Non-marketable equity investments measured using the measurement alternative 115  
Total assets $ 5,372 $ 6,359