XML 57 R46.htm IDEA: XBRL DOCUMENT v3.19.2
Loans and Allowance for Loan Losses - Allowance for Loan Losses and Related Loan Balances by Portfolio Segment (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Loan losses allowance            
Individually evaluated for impairment $ 131   $ 75      
Collectively evaluated for impairment 431   399      
Total allowance for loan losses 562 $ 516 474 $ 445 $ 460 $ 476
Loans held for investment:            
Individually evaluated for impairment 941   730      
Collectively evaluated for impairment 87,527   85,777      
Loans held for investment [1] 88,468   86,507      
Commercial            
Loan losses allowance            
Total allowance for loan losses 407 389 359 362 371 360
Loans held for investment:            
Loans held for investment 43,927   43,135      
Consumer            
Loan losses allowance            
Total allowance for loan losses 155 122 110 78 84 86
Loans held for investment:            
Loans held for investment 44,541   43,372      
Unallocated            
Loan losses allowance            
Total allowance for loan losses 0 $ 5   $ 5 $ 5 $ 30
Loans held for investment:            
Individually evaluated for impairment 0          
Collectively evaluated for impairment 0          
Loans held for investment 0          
Unallocated            
Loan losses allowance            
Individually evaluated for impairment 0          
Collectively evaluated for impairment 0          
Total allowance for loan losses     5      
Loans held for investment:            
Loans held for investment     0      
Unallocated | Unallocated            
Loan losses allowance            
Total allowance for loan losses     5      
Commercial Loans            
Loan losses allowance            
Individually evaluated for impairment 119   62      
Collectively evaluated for impairment 288   297      
Loans held for investment:            
Individually evaluated for impairment 678   450      
Collectively evaluated for impairment 43,249   42,685      
Commercial Loans | Commercial            
Loan losses allowance            
Total allowance for loan losses     359      
Consumer Loans            
Loan losses allowance            
Individually evaluated for impairment 12   13      
Collectively evaluated for impairment 143   97      
Loans held for investment:            
Individually evaluated for impairment 263   280      
Collectively evaluated for impairment $ 44,278   43,092      
Consumer Loans | Consumer            
Loan losses allowance            
Total allowance for loan losses     110      
Purchased Credit Impaired Loan [Member]            
Loan losses allowance            
Individually evaluated for impairment     0      
Collectively evaluated for impairment     5      
Loans held for investment:            
Individually evaluated for impairment     0      
Collectively evaluated for impairment     $ 0      
[1] Includes $342 million and $340 million at June 30, 2019 and December 31, 2018, respectively, for net unamortized (discounts) and premiums and deferred (fees) and costs.