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Share-based Compensation - Stock Options and Restricted Stock Activity (Details)
9 Months Ended 12 Months Ended
Sep. 30, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Stock options    
Options Outstanding    
Balance at beginning of period (in shares) 394,089 761,686
Exercised (in shares) 0 (11,314)
Lapsed or canceled (in shares) (80,609) (356,283)
Balance at end of period (in shares) 313,480 394,089
Options exercisable at end of period (in shares) 313,480 394,089
Weighted Average Exercise Price    
Balance at beginning of year (in dollars per share) | $ / shares $ 100.56 $ 105.76
Exercised (in dollars per share) | $ / shares 0 72.30
Lapsed or canceled (in dollars per share) | $ / shares 112.14 112.56
Balance at end of period (in dollars per share) | $ / shares 97.59 100.56
Options exercisable at end of period (in dollars per share) | $ / shares $ 97.59 $ 100.56
Restricted Stock Awards    
Summary of restricted stock    
Balance at beginning of year (in shares) 3,459,363 3,337,545
Granted (in shares) 259,015 141,515
Canceled (in shares) (15,584) (19,697)
Balance at end of period (in shares) 3,702,794 3,459,363
Vested during the period (in shares) 118,255 122,759
Compensation expense | $ $ 7,083,717 $ 8,497,054
Total fair value of shares granted during the period | $ $ 14,807,004 $ 9,214,531