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Stock-Based Compensation - Non-Vested Restricted Stock Award Activity (Details)
shares in Thousands
 9 Months Ended
Sep. 30, 2022
$ / shares
shares
Shares  
Non-vested at beginning of period (in shares) | shares 310
Granted (in shares) | shares 262
Vested (in shares) | shares (176)
Forfeited (in shares) | shares (5)
Non-vested at end of period (in shares) | shares 391
Weighted-Average Grant Date Fair Value  
Non-vested at beginning of period (in dollars per share) | $ / shares $ 44.41
Granted (in dollars per share) | $ / shares 31.05
Vested (in dollars per share) | $ / shares 41.32
Forfeited (in dollars per share) | $ / shares 43.22
Non-vested at end of period (in dollars per share) | $ / shares $ 36.88