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Goodwill and Intangible Assets - Estimated Amortization Expense (Detail)
$ in Thousands
Sep. 30, 2020
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2020 $ 2,468
2021 9,870
2022 9,870
2023 9,870
2024 9,870
Thereafter 67,958
Total $ 109,906