XML 80 R55.htm IDEA: XBRL DOCUMENT v3.20.4
Business Combinations - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Jul. 31, 2020
Dec. 31, 2019
Business Acquisition [Line Items]      
Loans and Leases $ 299,734   $ 299,842
Deposits 381,077   $ 334,727
IH      
Business Acquisition [Line Items]      
Goodwill, Period Increase (Decrease) 450    
Identifiable intangible assets increase $ 346    
Weighted average term 15 years 4 months 24 days    
Business Acquisition, Goodwill, Expected Tax Deductible Amount $ 171    
Business Acquisition, Finite-lived Intangible Assets, Expected Tax Deductible Amount $ 160    
Divestiture [Member]      
Business Acquisition [Line Items]      
Loans and Leases   $ 425  
Deposits   $ 2,200