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Equity Based Plans - Summary (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation [Abstract] |  |  |
Shares outstanding for which restrictions had not lapsed (in shares) | 102,682 | 127,562 |
Restricted Stock [Member] |  |  |
Share-based Compensation [Abstract] |  |  |
Compensation expense | $ 7.8 | $ 7.9 | $ 7.0
Compensation not yet recognized | $ 8.9 |  |
Employees [Member] |  |  |
Share-based Compensation [Abstract] |  |  |
Restricted period on the stock granted | 4 years |  |
Executive Officer [Member] |  |  |
Share-based Compensation [Abstract] |  |  |
Restricted period on the stock granted | 4 years |  |
Maximum [Member] |  |  |
Share-based Compensation [Abstract] |  |  |
Restrictions will lapse in | 2025 |  |
Minimum [Member] |  |  |
Share-based Compensation [Abstract] |  |  |
Restrictions will lapse in | 2022 |  |

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