Derivative Financial Instruments (Narrative) (Details) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	Mar. 31, 2016 USD ($) contract	Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Derivative [Line Items]
Interest rate swap notional amount		$ 15,000	$ 15,000
Cash flow hedge ineffectiveness			$ 7
Derivative, fixed interest rate		4.645%	4.645%
Interest Rate Swap Agreements [Member]
Derivative [Line Items]
Interest rate swap notional amount	$ 30,000	$ 15,000	$ 15,000
Number of interest rate swap contracts | contract	4
Interest rate swap fair value		1,100	$ 1,100	$ 1,100
Interest Rate Swap Agreements [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Derivative [Line Items]
Increase in fair value of derivatives		$ 14