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Stock-Based Compensation - Narrative (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Feb. 28, 2023 | Feb. 28, 2021 | Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2013
Stock-based compensation |  |  |  |  |
Shares tendered by employees to pay employee withholding taxes (in shares) |  |  | 111,820 |  |
Nonvested shares, share units or DEU |  |  |  |  |
Stock-based compensation |  |  |  |  |
Total fair value of shares vested |  |  | $ 13.2 | $ 16.3 |
Nonvested shares or share units outstanding |  |  |  |  |
Stock-based compensation |  |  |  |  |
Total unrecognized compensation expense |  |  | $ 34.0 |  |
Expected weighted average period for recognition of expense |  |  | 2 years 6 months |  |
Time-Based Share Awards | Employee | Share Units | Incentive Program Bonus Award Fiscal Year Performance |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting period |  | 3 years |  |  |
Time-Based Share Awards | Employee | Share Units | Incentive Program Bonus Award Fiscal Year Performance | First Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
Time-Based Share Awards | Employee | Share Units | Incentive Program Bonus Award Fiscal Year Performance | Second Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
Time-Based Share Awards | Employee | Share Units | Incentive Program Bonus Award Fiscal Year Performance | Third Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
2013 Plan |  |  |  |  |
Stock-based compensation |  |  |  |  |
Shares authorized (in shares) |  |  |  |  | 7,500,000
Number of share available for future grant (in shares) |  |  | 2,000,000 |  |
2013 Plan | Time-Based Share Awards | Certain Senior Management | Nonvested shares |  |  |  |  |
Stock-based compensation |  |  |  |  |
Performance period | 3 years |  |  |  |
2013 Plan | Time-Based Share Awards | Certain Senior Management | Nonvested shares | First Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
2013 Plan | Time-Based Share Awards | Certain Senior Management | Nonvested shares | Second Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
2013 Plan | Time-Based Share Awards | Certain Senior Management | Nonvested shares | Third Vesting Date |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentage |  | 33.33% |  |  |
2013 Plan | Vesting Based On Performance | Certain Senior Management | Nonvested shares |  |  |  |  |
Stock-based compensation |  |  |  |  |
Performance period | 3 years |  |  |  |
2013 Plan | Vesting Based On Performance | Certain Senior Management | Nonvested shares | Maximum |  |  |  |  |
Stock-based compensation |  |  |  |  |
Vesting percentile | 200.00% |  |  |  |

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- Definition Represents the period over which a performance condition to the award is measured, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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