XML 18 R45.htm IDEA: XBRL DOCUMENT v3.20.1
Loans (Narrative) (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2020
USD ($)
loan
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Jan. 01, 2020
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loans available for sale, unpaid principal amount $ 1,720,000,000      
Gains recognized from changes in fair value 2,900,000 $ 329,000    
Changes in fair value related to instrument-specific credit risk $ 0      
Prepayments percentage, loans 15.00%      
Loans Receivable, Gross, Commercial, Mortgage $ 1,976,124,000      
Gain (Loss) on Securitization of Financial Assets   11,200,000    
Transfers of Financial Assets Accounted for as Sale, Initial Fair Value of Assets Obtained as Proceeds   $ 41,600,000    
Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities, Discount Rate   4.75%    
Non-accrual leases 0   $ 0  
Interest which would have been earned on loans classified as non-accrual 103,000 $ 127,000    
Commitments to lend additional funds to loan customers whose terms have been modified in troubled debt restructurings 0      
Non-accrual loans, income 0      
Nonaccrual loans, Income Reversed 134,000      
Loans acquired with deteriorated credit quality $ 0   0  
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts | loan 0      
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 17,400,000   $ 2,084,000  
Financing Receivable, Troubled Debt Restructured Loans, Reserves 1,000,000      
Increase In Remaining Qualitative Factors To Moderate Increased The Provision Amount 849,000      
ASU 2016-13 [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease) 2,600,000      
Financing Receivable Allowance For Off-Balance Credit Losses Period Increase Decrease 569,000      
Financing Receivable Allowance For Credit Losses On Off-Balance Sheet Credit 786,000     $ 569,000
Commercial Mortgage 2020-CRE5 Trust [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loans Receivable, Gross, Commercial, Mortgage   $ 518,300,000    
SBA Loan [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loans acquired with deteriorated credit quality $ 1,000,000