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Fair Value (Details 3) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment		$ 6,613
Fair Value, Measurements, Nonrecurring | Commercial
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment		1,770
Fair Value, Measurements, Nonrecurring | Residential Real Estate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment	$ 114
Recorded Investment		82
Fair Value, Measurements, Nonrecurring | Consumer
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment		$ 36
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Commercial
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment	$ 1,994
Fair Value Measurements Valuation Technique(s) Description	Sales Comparison	Sales comparison
Recorded Investment		$ 1,770
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Commercial | Minimum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	(24.07)	(24.01)
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Commercial | Maximum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	21.19	17.93
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Commercial | Weighted Average | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	(0.34)	(0.48)
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Residential Real Estate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment	$ 117
Fair Value Measurements Valuation Technique(s) Description	Sales comparison	Sales comparison
Recorded Investment		$ 82
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Residential Real Estate | Minimum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	(40.00)	(40.00)
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Residential Real Estate | Maximum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	47.15	47.15
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Residential Real Estate | Weighted Average | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	(17.77)	(17.77)
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Consumer
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Recorded Investment	$ 45
Fair Value Measurements Valuation Technique(s) Description	Sales comparison	Sales comparison
Recorded Investment		$ 36
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Consumer | Minimum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	(10.39)	(23.60)
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Consumer | Maximum | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	10.39	23.60
Fair Value, Measurements, Nonrecurring | Sales Comparison Valuation | Consumer | Weighted Average | Measurement Input Comparability Adjustment
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Adjustment for differences between earning multiplier and comparable sales, Percent	0.00	0.00

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