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Loans and Allowance for Credit Losses - Troubled Debt Restructuring Narrative (Details)
$ in Thousands
 1 Months Ended 3 Months Ended
May 07, 2021
USD ($)
borrowingRelationship
loan
Mar. 31, 2021
USD ($)
loan
borrowingRelationship
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Number of loans removed from TDR designation   0
Financing receivable, loan modifications under CARES Act, payment relief, number of borrowing relationships | borrowingRelationship   13
Financing receivable, loan modifications under CARES Act, payment relief   20
Financing receivable, modified under CARES Act, payment relief | $   $ 65,400
Financing receivable, weighted average loan-to-value ratio, modified under CARES Act, remaining payment relief   40.00%
Subsequent event    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, loan modifications under CARES Act during period, borrowing relationships, subsequently resumed payments | borrowingRelationship 2  
Financing receivable, loan modifications under CARES Act during period, subsequently resumed payments 3  
Financing receivable, modified under CARES Act during period, subsequently resumed payments | $ $ 6,200