Annual report pursuant to Section 13 and 15(d)

Schedule of Share-based Compensation, Restricted Common Stock Activity (Details)

v3.22.4
Schedule of Share-based Compensation, Restricted Common Stock Activity (Details) - Restricted Stock - $ / shares
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Number of nonvested equity awards outstanding at beginning of period (in shares) 113,239 305,499
Weighted average grant date fair value of nonvested equity awards outstanding at beginning of period (in usd per share) $ 60.18 $ 54.43
Number of equity awards granted during period under equity incentive plans (in shares) 0 5,245
Weighted average grant date fair value of equity awards granted during period under equity incentive plans (in usd per share) $ 0 $ 28.60
Number of equity awards vested during period (in shares) (69,191) (188,530)
Weighted average grant date fair value of equity awards vested during period (in usd per share) $ (59.71) $ (51.76)
Number of equity awards forfeited during period (in shares) (1,164) (8,975)
Weighted average grant date fair value of equity awards forfeited during period (in usd per share) $ (60.92) $ (22.88)
Number of nonvested equity awards outstanding at end of period (in shares) 42,884 113,239
Weighted average grant date fair value of nonvested equity awards outstanding at end of period (in usd per share) $ 60.91 $ 60.18
Director [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Award vesting period of equity awards granted during period under equity incentive plans 1 year  
Key Employees [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Award vesting period of equity awards granted during period under equity incentive plans 3 years