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Summary of Significant Accounting Policies (Basic and Diluted Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
Earnings Per Share [Abstract]
Net income	$ 6,547	$ 6,833	$ 3,818	$ 4,813	$ 4,403	$ 4,077	$ 17,198	$ 13,293
Weighted average common shares outstanding (basic)	8,415,252			8,473,080			8,447,417	8,465,249
Effect of dilutive unvested restricted stock grants	3,678			5,638			580	3,051
Weighted average common shares outstanding (diluted)	8,418,930			8,478,718			8,447,997	8,468,300
Basic earnings per common share	$ 0.78			$ 0.57			$ 2.04	$ 1.57
Diluted earnings per common share	$ 0.78			$ 0.57			$ 2.04	$ 1.57

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