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Share-Based Compensation - Restricted Stock Units Activity (Details) - Restricted Stock
9 Months Ended
Sep. 30, 2023
$ / shares
shares
Shares  
Unvested, beginning balance (in shares) | shares 104,382
Granted (in shares) | shares 41,075
Vested (in shares) | shares (22,992)
Forfeited (in shares) | shares (12,220)
Unvested, ending balance (in shares) | shares 110,245
Weighted-Average Grant Date Fair Value  
Unvested, beginning balance (in dollars per share) | $ / shares $ 179.45
Granted (in dollars per share) | $ / shares 219.72
Vested (in dollars per share) | $ / shares 173.91
Forfeited (in dollars per share) | $ / shares 201.97
Unvested, ending balance (in dollars per share) | $ / shares $ 193.11