Quarterly report pursuant to Section 13 or 15(d)

Litigation and Contingencies - Additional Information (Details)

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Litigation and Contingencies - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jan. 12, 2017
Nov. 10, 2016
Mar. 31, 2017
Jun. 30, 2017
May 11, 2017
Loss Contingencies [Line Items]          
Workers compensation insurance deductible per claim         $ 250
Workers compensation insurance claims aggregate deductible         1,000
Product liability insurance self insurance retention amount per claims         $ 500
Knezek v. Terex Corp, et. al          
Loss Contingencies [Line Items]          
Damages payable to plaintiff   $ 109      
Settlement agreement amount of product liability case $ 225        
Settlement agreement date       January 12, 2017  
Jones v. Terex Corp, et. al.          
Loss Contingencies [Line Items]          
Settlement agreement amount of product liability case     $ 1,600    
Settlement agreement terms       The Company agreed to pay $200 within 14 days of full execution of settlement agreement, followed thereafter by monthly payments in the amount of $82 per month for 17 months.  
Jones v. Terex Corp, et. al. | Payment within 14 Days of Full Execution of Settlement Agreement          
Loss Contingencies [Line Items]          
Settlement agreement amount of product liability case       $ 200  
Jones v. Terex Corp, et. al. | Thereafter by Monthly Payments for 17 Months          
Loss Contingencies [Line Items]          
Settlement agreement amount of product liability case       82  
Kerch          
Loss Contingencies [Line Items]          
Settlement agreement amount of product liability case       $ 53