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Earnings Per Share - Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Diluted Earnings Per share
Net income available to common shareholders	$ 6,521	$ 4,344	$ 21,563	$ 13,268
Weighted average shares outstanding (in shares)	12,007,689	12,471,070	12,332,248	12,551,480
Effect of dilutive stock options (in shares)	37,207	25,104	46,343	44,692
Weighted average shares of common stock and common stock equivalents (in shares)	12,044,896	12,496,174	12,378,591	12,596,172
Diluted earnings per share (in dollars per share)	$ 0.54	$ 0.35	$ 1.74	$ 1.05
Anti-dilutive options and restricted stock awards (in shares)			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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