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Debt and Financing Arrangements - Schedule of Principal Maturities of Long-Term Debt Including Interest On Finance Leases (Detail) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Debt Instruments [Abstract]    
2019 $ 5,558  
2020 22,230  
2021 22,756  
2022 21,020  
2023 15,441  
Thereafter 87,039  
Total 174,044  
Less: Amounts Representing Interest on Finance Leases 8,779  
Total $ 165,265 $ 122,859