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Earnings Per Share - Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Diluted Earnings Per share
Net income available to common shareholders	$ 4,344	$ 5,691	$ 13,268	$ 16,994
Weighted average shares outstanding (in shares)	12,471,070	13,360,030	12,551,480	13,515,109
Effect of dilutive stock options (in shares)	25,104	90,157	44,692	100,443
Weighted average shares of common stock and common stock equivalents (in shares)	12,496,174	13,450,187	12,596,172	13,615,552
Diluted earnings per share (in dollars per share)	$ 0.35	$ 0.42	$ 1.05	$ 1.25
Anti-dilutive options and restricted stock awards (in shares)	0	0	0	0

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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