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Long-Term Debt - Maturities of Long-Term Debt (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Debt Disclosure [Abstract]    
2020 $ 582,371  
2021 175,255  
2022 10,564  
2023 58,597  
2024 6,242  
2025 and thereafter 510,658  
Total long-term debt $ 1,343,687 $ 1,166,151