Earnings Per Share (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Basic EPS:
Net income available to common shareholders	$ 5,172	$ 4,977	$ 252	$ 2,634	$ 2,714	$ 3,058	$ 3,002	$ 2,802	$ 2,847	$ 2,863	$ 2,768	$ 2,528	$ 13,035	$ 11,576	$ 11,006
Weighted-average common shares outstanding													4,586,224	3,779,582	3,752,704
Basic EPS	$ 1.04	$ 1.00	$ 0.05	$ 0.69	$ 0.71	$ 0.82	$ 0.79	$ 0.74	$ 0.76	$ 0.76	$ 0.74	$ 0.67	$ 2.84	$ 3.06	$ 2.93
Diluted EPS:
Net income available to common shareholders	$ 5,172	$ 4,977	$ 252	$ 2,634	$ 2,714	$ 3,058	$ 3,002	$ 2,802	$ 2,847	$ 2,863	$ 2,768	$ 2,528	$ 13,035	$ 11,576	$ 11,006
Weighted-average common shares outstanding													4,586,224	3,779,582	3,752,704
Potentially dilutive common shares													30,140	42,811	43,194
Weighted-average common and potentially dilutive shares outstanding													4,616,364	3,822,393	3,795,898
Diluted EPS	$ 1.03	$ 0.99	$ 0.05	$ 0.69	$ 0.71	$ 0.80	$ 0.79	$ 0.73	$ 0.75	$ 0.75	$ 0.73	$ 0.67	$ 2.82	$ 3.03	$ 2.90