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Debt - Schedule of Outstanding Borrowings (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Sale and leaseback financing obligation $ 19,442 $ 19,303
Finance lease liabilities 1,342 1,114
Outstanding borrowings 68,224 70,857
Debt – current portion (21,085) (20,363)
Long-term debt 47,139 50,494
Revolving Credit and Security Agreement [Member]    
Debt Instrument [Line Items]    
Long term debt 31,464 34,273
Industrial Revenue Bonds ("IRB") [Member]    
Debt Instrument [Line Items]    
Long term debt 13,311 13,311
Minority Shareholder Loan [Member]    
Debt Instrument [Line Items]    
Long term debt $ 2,665 $ 2,856