Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - 2010 Plan and Inducement Awards (Details)

v3.23.2
Stock Based Compensation - 2010 Plan and Inducement Awards (Details)
3 Months Ended 6 Months Ended
Jan. 03, 2023
installment
item
$ / shares
shares
Jun. 30, 2023
shares
Mar. 31, 2023
$ / shares
Jun. 30, 2022
shares
Jun. 30, 2023
$ / shares
shares
Jun. 30, 2022
shares
Share-based compensation            
Number of shares, Granted | shares         796,802  
Exercise price (in dollars per share)         $ 23.50  
2010 Plan | Stock Options            
Share-based compensation            
Minimum age required for employees to qualify for immediate vesting of award         55 years  
Threshold years required for retirement age         70 years  
2010 Plan | Stock Options | Employees            
Share-based compensation            
Vesting period         3 years  
2010 Plan | Stock Options | Directors            
Share-based compensation            
Vesting period         1 year  
Stock Option Inducement Awards            
Share-based compensation            
Stock price (in dollars per share) $ 18.66          
Stock Option Inducement Awards | Executive Chairman of the Board and Interim CEO, Owen Hughes            
Share-based compensation            
Number of award grants | item 2          
Stock Option Inducement Awards | Chief Investment Officer, Bradley Sitko            
Share-based compensation            
Number of award grants | item 2          
Stock Option Inducement Awards | Chief Investment Officer, Bradley Sitko | Share-Based Payment Arrangement, Tranche One            
Share-based compensation            
Vesting (as a percent) 25.00%          
Stock Option Inducement Awards | Chief Investment Officer, Bradley Sitko | Share-Based Payment Arrangement, Tranche Two            
Share-based compensation            
Number of successive equal monthly vesting installments | installment 36          
Stock Option Inducement Award, Exercise price of $18.66 per share            
Share-based compensation            
Number of shares, Granted | shares   0   0   0
Exercise price (in dollars per share)     $ 18.66   $ 18.66  
Stock Option Inducement Award, Exercise price of $18.66 per share | Executive Chairman of the Board and Interim CEO, Owen Hughes            
Share-based compensation            
Number of shares, Granted | shares 100,000          
Exercise price (in dollars per share) $ 18.66          
Number of equal quarterly vesting installments | installment 4          
Stock Option Inducement Award, Exercise price of $18.66 per share | Chief Investment Officer, Bradley Sitko            
Share-based compensation            
Number of shares, Granted | shares 300,000          
Exercise price (in dollars per share) $ 18.66          
Stock Option Inducement Award, Exercise price of $30.00 per share            
Share-based compensation            
Number of shares, Granted | shares   0   0   0
Exercise price (in dollars per share)     $ 30.00      
Stock Option Inducement Award, Exercise price of $30.00 per share | Executive Chairman of the Board and Interim CEO, Owen Hughes            
Share-based compensation            
Number of shares, Granted | shares 75,000          
Exercise price (in dollars per share) $ 30.00          
Number of successive equal monthly vesting installments | installment 36          
Stock Option Inducement Award, Exercise price of $30.00 per share | Chief Investment Officer, Bradley Sitko            
Share-based compensation            
Number of shares, Granted | shares 250,000          
Exercise price (in dollars per share) $ 30.00