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Earnings per Share - Components (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
Basic earnings per share:
Net income available to shareholders	$ 5,796	$ 4,960	$ 16,527	$ 9,110
Average shares outstanding	6,616,975	6,737,928	6,617,105	6,747,553
Basic earnings per share (in dollars per share)	$ 0.88	$ 0.74	$ 2.50	$ 1.35
Diluted earnings per share:
Net income available to shareholders	$ 5,796	$ 4,960	$ 16,527	$ 9,110
Average shares outstanding	6,616,975	6,737,928	6,617,105	6,747,553
Diluted earnings per share (in dollars per share)	$ 0.88	$ 0.74	$ 2.50	$ 1.35

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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