Stock-Based Compensation (Summary Of Changes In Company's Nonvested Restricted Shares) (Details) - Restricted Stock [Member] - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Shares, Nonvested at, Beginning	89,895
Shares, Granted	69,648
Shares, Vested	(40,433)	(31,189)
Shares, Forfeited	(6,697)
Shares, Nonvested at, Ending	112,413	89,895
Weighted Average Grant date Fair Value, Nonvested at, Beginning	$ 16.32
Weighted Average Grant date Fair Value, Granted	21.09
Weighted Average Grant date Fair Value, Vested	15.45
Weighted Average Grant date Fair Value, Forfeited	20.41
Weighted Average Grant date Fair Value, Nonvested at, Ending	$ 19.35	$ 16.32