Loans and Allowance for Credit Losses - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans and leases receivable, related parties	$ 162,500	$ 90,100
Proceeds from related party debt	103,500
Repayments of related party debt	$ 31,100
Impaired loans with principal balances	83.00%	93.00%
No Related Allowance, Unpaid Principal Balance	$ 68,595
Excluded from TDRs	3,500,000
Financing Receivable, Nonaccrual, Interest Income Not Recorded	5,800
Financing Receivable, Nonaccrual, Interest Income	290
Minimum
Financing Receivable, Allowance for Credit Loss [Line Items]
Impaired Loan Balances Allocated Reserves	1,000	$ 1,000
Impaired loans balances, real estate as collateral	$ 1,000	$ 1,000