Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Summary of Non-Vested Stock Options (Details)

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Employee Benefit Plans - Summary of Non-Vested Stock Options (Details) - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Shares    
Non-vested stock options (in shares) 125,667 263,333
Granted (in shares) 0 0
Vested (in shares) (125,667) (127,667)
Cancelled, expired or forfeited (in shares) 0 (10,000)
Non-vested stock options (in shares) 0 125,667
Weighted average grant date fair value    
Non-vested stock options (in dollars per share) $ 1.00 $ 0.99
Granted (in dollars per share) 0 0
Vested (in dollars per share) 1.00 1.00
Cancelled, expired or forfeited (in dollars per share) 0 0.87
Non-vested stock options (in dollars per share) $ 0 $ 1.00