Share-Based Compensation (Summary of Restricted Stock Activity) (Details) - Restricted Stock - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Number of shares
Beginning balance (in shares)	60,749	64,816	57,396
Issued (in shares)	0	21,038	26,083
Vested (in shares)	(24,978)	(25,105)	(18,663)
Ending balance (in shares)	35,771	60,749	64,816
Weighted average fair value
Beginning balance (in dollars per share)	$ 48.31	$ 42.26	$ 44.20
Issued (in dollars per share)	0	60.21	39.16
Vested (in dollars per share)	46.31	42.66	43.89
Ending balance (in dollars per share)	$ 49.71	$ 48.31	$ 42.26