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Loans and Allowance for Loan Losses - Troubled Debt Restructuring Narrative (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2020 loan	Sep. 30, 2019 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans removed from TDR designation	0
Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans removed from TDR designation		1
Recorded investment of loans removed from TDR designation | $		$ 3

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Financing Receivable, Modifications, Removal From Troubled Debt Restructuring, Number Of Contracts

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- Definition

Financing Receivable, Modifications, Removal From Troubled Debt Restructuring, Recorded Investment

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- Definition

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