Derivative Instruments (Summary Of Derivative Instruments) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	$ 41,702	$ 42,177
Weighted average maturity (years)	7 years 4 months 24 days	7 years 8 months 12 days
Fair value of derivative asset	$ 3,576	$ 4,233
Fair value of derivative liability	(3,576)	(4,233)
Interest Rate Swap [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	$ 41,702	$ 42,177
Weighted average pay rate on interest-rate swaps	4.34%	4.34%
Weighted average receive rate on interest-rate swaps	6.69%	6.21%