Derivatives Schedule of Derivative Instruments (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Derivative [Line Items]
Derivative, Notional Amount	$ 25,000
Derivative, Average Fixed Interest Rate	2.595%
Derivative, Average Variable Interest Rate	2.765%
Derivative, Average Remaining Maturity	3 years 2 months 12 days
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	$ 261