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Stock-Based Compensation - Narrative (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
May 31, 2024 USD ($) | Jun. 30, 2024 USD ($) shares | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) director $ / shares shares | Jun. 30, 2023 USD ($)
Stock-Based Compensation |  |  |  |  |
Stock-based compensation expense |  | $ 5,100,000 | $ 6,500,000 | $ 10,400,000 | $ 11,200,000
Vesting period |  |  |  | 60 days |
Unrecognized compensation costs related to unvested share-based compensation arrangements |  | $ 35,100,000 |  | $ 35,100,000 |
Weighted-average period for recognition of unrecognized stock-based compensation expense |  |  |  | 2 years 6 months |
Number Of Directors | director |  |  |  | 7,000 |
Allocated share based compensation expense |  |  |  | $ 900,000 |
Share-based Compensation Arrangement by Share-based Payment Award, Description | 4,692 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | $ 173.89 |  |  |  |
Compensation expense | $ 800,000 |  |  |  |
Restricted Stock Units |  |  |  |  |
Stock-Based Compensation |  |  |  |  |
Awarded (in shares) | shares |  |  |  | 160,808 |
Weighted average granted date fair value (in dollars per share) | $ / shares |  |  |  | $ 177.59 |
Phantom Share Units (PSUs) |  |  |  |  |
Stock-Based Compensation |  |  |  |  |
Vesting period |  |  |  | 3 years |
Non-Qualified Stock Options | Stock Option and Restricted Stock Unit Plan 2011 |  |  |  |  |
Stock-Based Compensation |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized | shares |  | 16,300,000 |  | 16,300,000 |
Employees | Restricted Stock Units |  |  |  |  |
Stock-Based Compensation |  |  |  |  |
Vesting period |  |  |  | 4 years |

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