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Credit Facility - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended
Dec. 13, 2019
Jun. 30, 2020
Jun. 30, 2020
Minimum      
Line of Credit Facility [Line Items]      
Interest rates on notes   4.00% 4.00%
Maximum      
Line of Credit Facility [Line Items]      
Interest rates on notes   7.49% 7.49%
Nexseer Capital [Member] | Oakdale Equipment Financing, net      
Line of Credit Facility [Line Items]      
Proceeds from secured notes payable $ 23,000,000    
Interest rates on notes   5.79% 5.79%
ABL Revolving Credit Facility | Jeffries Finance L L C [Member]      
Line of Credit Facility [Line Items]      
Revolving credit facility $ 20,000,000    
Term 5 years    
Current borrowing capacity   $ 8,035,000 $ 8,035,000
Long-term Debt, Weighted Average Interest Rate, over Time   3.25% 3.31%