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Stock-Based Compensation - Performance Based Restricted Stock Awards (Details) - Restricted stock awards - performance based awards - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended
Sep. 30, 2024
Dec. 31, 2023
Number of Shares    
Unvested, beginning (in shares) 891 891
Unvested, ending (in shares) 891 891
Weighted Average Grant-Date Fair Value    
Unvested, beginning (in dollars per share) $ 62.70 $ 62.70
Unvested, ending (in dollars per share) $ 62.70 $ 62.70
Vesting period 20 months  
Unrecognized stock-based compensation expense $ 0.0