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Earnings Per Common Share (Schedule of Earnings Per Share Calculation) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Numerator:
Net income available to common shareholders	$ 10,366	$ 2,832
Denominator:
Weighted-average common shares outstanding - basic	7,774,515	7,678,598
Common stock equivalents	134,022	148,575
Weighted-average common shares outstanding - diluted	7,908,537	7,827,173
Earnings per common share:
Basic	$ 1.33	$ 0.37
Diluted	$ 1.31	$ 0.36

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