Fair Value of Financial Instruments (Additional Quantitative Information About Assets Measured at Fair Value) (Details) - Market Valuation of Property [Member] - Foreclosed Real Estate [Member] - Significant Unobservable Inputs (Level 3) [Member] - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands		9 Months Ended	12 Months Ended
		Sep. 30, 2020	Dec. 31, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value Estimate	[1],[2]	$ 197	$ 170
Minimum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value measurements, Direct Disposal Costs	[1],[2]	7.00%	7.00%
Maximum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value measurements, Direct Disposal Costs	[1],[2]	10.00%	10.00%
Weighted Average [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value measurements, Direct Disposal Costs	[1],[2]	9.21%	9.40%

[1] Fair value is generally determined through independent third-party appraisals of the underlying collateral, which generally includes various Level 3 inputs which are not observable.

[2] The fair value basis of foreclosed real estate may be adjusted to reflect management estimates of disposal costs including, but not necessarily limited to, real estate brokerage commissions, legal fees, and delinquent property taxes.