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Long-Term Debt - Schedule of Revolving Credit Facility and Long-Term Debt (Parenthetical) (Detail)
Mar. 31, 2020
Dec. 31, 2019
3.75% Working Capital Revolver Loan [Member]    
Debt Instrument [Line Items]    
Line of credit facility, interest rate 3.75% 3.75%
8.75% Secured Loan Agreement Due 2025 [Member]    
Debt Instrument [Line Items]    
Long-term debt, effective Interest Rate 8.75% 8.75%
5.25% Secured Promissory Note Due 2021 [Member]    
Debt Instrument [Line Items]    
Long-term debt, effective Interest Rate 5.25% 5.25%
5.17% Secured Promissory Note Due 2023 [Member]    
Debt Instrument [Line Items]    
Long-term debt, effective Interest Rate 5.17% 5.17%
8.32% Secured Financing Due 2023 [Member]    
Debt Instrument [Line Items]    
Long-term debt, effective Interest Rate 8.32% 8.32%