XML 108 R81.htm IDEA: XBRL DOCUMENT v3.20.4
Allowance for Credit Losses - Narrative (Details) - USD ($)
3 Months Ended 12 Months Ended
Jun. 01, 2020
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Jan. 01, 2020
Allowance for Loan Losses            
Qualitative adjustments included in the ACL     $ 10,000,000.0      
Increase (decrease) in ACL during period     232,300,000      
Provision for credit losses     172,262,000 $ 7,135,000 $ 8,156,000  
Net charge-offs     16,900,000      
Loans held for investment     13,236,433,000 8,722,311,000    
Initial ACL Recorded for PCD Loans     21,242,000      
Allowance for credit losses on off-balance sheet credit exposures     31,100,000 3,300,000   $ 3,279,000
Provision for credit losses for off-balance sheet commitments       $ (1,400,000) $ 97,000  
COVID-19            
Allowance for Loan Losses            
Provision for credit losses     96,400,000      
Financial Asset Acquired with Credit Deterioration            
Allowance for Loan Losses            
Provision for credit losses for off-balance sheet commitments     11,000,000.0      
Opus            
Allowance for Loan Losses            
Provision for credit losses $ 75,900,000   $ 75,900,000      
Initial ACL Recorded for PCD Loans $ 21,200,000          
Provision for credit losses for off-balance sheet commitments   $ 8,600,000        
Impact of CECL Adoption            
Allowance for Loan Losses            
Loans held for investment           55,700,000
Allowance for credit losses on off-balance sheet credit exposures           8,285,000
Impact of CECL Adoption | Financial Asset Acquired with Credit Deterioration            
Allowance for Loan Losses            
Loans held for investment           $ 0