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Long-Term Debt - Principal Maturities of Debt Outstanding (Detail)
$ in Thousands
Dec. 31, 2020
USD ($)
Debt Disclosure [Abstract]  
Fiscal 2021 $ 217,500
Fiscal 2022 0
Fiscal 2023 125,000
Fiscal 2024 0
Fiscal 2025 350,000
Thereafter 250,000
Long-term debt $ 942,500