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Compensation Plans - Expense Recognition of Deferred Compensation (Detail) - Restricted stock | Sep. 30, 2021 USD ($)
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2019 (Remaining Period) | $ 2,122,796
2020 | 7,350,636
2021 | 5,425,275
2022 | 1,917,736
2023 | 340,773
Thereafter | 31,167
Total | $ 17,188,383

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