Derivatives Schedule of Cash Flow Hedge, Statements of Financial Performance and Position, Location (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Derivative [Line Items]
Derivative, Notional Amount	$ 25,000
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	(261)
Other Liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 25,000