XML 53 R41.htm IDEA: XBRL DOCUMENT v3.19.2
Loans and Leases Receivable and Allowance for Loan and Lease Losses - Additional Information (Detail)
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
Commitment
Loan
Dec. 31, 2018
USD ($)
Commitment
Loan
Jun. 30, 2019
USD ($)
Allowance
Commitment
Loan
Jun. 30, 2018
USD ($)
Loan
Jun. 30, 2019
USD ($)
Commitment
Loan
Jun. 30, 2018
USD ($)
Loan
Financing Receivable, Troubled Debt Restructuring [Line Items]            
Loans held for sale, average life from purchase to sale         30 days  
Funds for reimbursement   $ 500,000        
Loans reported as TDR $ 19,000,000.0 19,200,000 $ 19,000,000.0   $ 19,000,000.0  
Lease receivable, TDR $ 0 $ 0 $ 0   $ 0  
Minimum performance requirement         9 months  
Number of loans | Loan     2 16 14 25
Recorded investment     $ 47,000 $ 663,000 $ 946,000 $ 985,000
Number of loans modified as TDR (loan) | Loan         4 0
Number of commitments to lend additional funds (commitment) | Commitment 0 0 0   0  
Loans modified as TDR         $ 108,000 $ 0
Loans modified as TDR allowance (allowance)     0 0 0 0
Loans and leases receivable, net of allowance for loan and lease losses $ 9,667,258,000 $ 8,503,522,000 $ 9,667,258,000   $ 9,667,258,000  
Loans pledged as collateral 5,300,000,000 5,400,000,000 5,300,000,000   5,300,000,000  
Residential real estate            
Financing Receivable, Troubled Debt Restructuring [Line Items]            
Residential real estate held in other real estate owned 500,000 200,000 500,000   500,000  
Loans in process of foreclosure $ 700,000 $ 2,100,000 $ 700,000   $ 700,000  
Commercial and industrial            
Financing Receivable, Troubled Debt Restructuring [Line Items]            
Number of loans modified as TDR (loan) | Loan 1 1        
Loans modified as TDR $ 1,500,000 $ 1,500,000        
Forgiveness of debt            
Financing Receivable, Troubled Debt Restructuring [Line Items]            
Number of loans | Loan     0 0 0 0
Recorded investment     $ 0 $ 0 $ 0 $ 0