Derivatives - Fair Value Hedges on Balance Sheet (Details) - Interest Rate Swap Liability [Member] - Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Derivatives, Fair Value [Line Items]
Weighted Average Remaining Maturity (In Years)	7 years 1 month 17 days	8 years 2 months 12 days
Weighted Average Pay Rate	3.08%	3.09%
Notional Amount	$ 36,000	$ 36,000
Estimated Fair Value	$ (6,174)	$ (3,446)