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Accrued and Other Expenses - Schedule of Accrued and Other Expenses (Detail) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Payables And Accruals [Abstract]    
Employee related expenses $ 1,445 $ 955
Accrued construction 774 19
Accrued legal expenses 18 22
Accrued professional fees 991 350
Accrued freight and delivery charges 3,802 383
Accrued revolving credit facility interest 43  
Other accrued liabilities 1,208 701
Total accrued liabilities $ 8,281 $ 2,430