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Shareholders' Equity - Common stock (Details) - shares
Sep. 30, 2022
Dec. 31, 2021
Stockholders' Equity Note [Abstract]    
Common stock, shares authorized (shares) 10,000,000 10,000,000
Common stock, shares issued (shares) 7,711,843 7,803,166
Common stock, shares outstanding (shares) 7,711,843 7,803,166