Earnings per Share (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Basic earnings per share computation:
Net income available to common shareholders	$ 11,500	$ 8,259
Average common shares outstanding - basic (in shares)	16,791,406	16,718,371
Basic earnings per share (in dollars per share)	$ 0.69	$ 0.49
Diluted earnings per share computation:
Net income available to common shareholders	$ 11,500	$ 8,259
Average common shares outstanding - basic (in shares)	16,791,406	16,718,371
Incremental shares from assumed conversions:
Stock options and restricted stock (in shares)	105,088,000	139,917,000
Average common shares outstanding - diluted	16,896,494	16,858,288
Diluted earnings per share (in dollars per share)	$ 0.68	$ 0.49