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Acquisition - Additional Information (Detail) - USD ($)
$ in Thousands
Aug. 15, 2019
Sep. 30, 2019
Dec. 31, 2018
Business Acquisition [Line Items]      
Goodwill   $ 28,125 $ 27,808
ATP Containers LLC, dba TuffBox Container (“TuffBox”) [Member]      
Business Acquisition [Line Items]      
Total purchase price $ 7,800    
Intangible assets 1,300    
Accounts payable and accrued liabilities acquired   $ 400  
Goodwill 300    
ATP Containers LLC, dba TuffBox Container (“TuffBox”) [Member] | Rental Equipment [Member]      
Business Acquisition [Line Items]      
Assets acquired $ 5,500