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Allowance for Loan Losses (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Financing Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance $ 47,052 $ 19,943
Provision for loan losses 452 2,690
Loans charged off (2,338) (2,904)
Recoveries 1,610 1,334
Ending Balance 46,776 21,063
Commercial Portfolio Segment [Member]    
Financing Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance 16,901 8,945
Provision for loan losses (478) 520
Loans charged off (186) (533)
Recoveries 478 391
Ending Balance 16,715 9,323
Residential Portfolio Segment [Member]    
Financing Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance 19,142 1,302
Provision for loan losses (262) 251
Loans charged off (188) (257)
Recoveries 147 156
Ending Balance 18,839 1,452
Consumer Portfolio Segment [Member]    
Financing Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance 11,009 8,304
Provision for loan losses 1,028 1,780
Loans charged off (1,964) (2,114)
Recoveries 985 787
Ending Balance 11,058 8,757
Unallocated    
Financing Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance 0 1,392
Provision for loan losses 164 139
Loans charged off 0 0
Recoveries 0 0
Ending Balance $ 164 $ 1,531