Annual report pursuant to Section 13 and 15(d)

Warranty Liability (Details)

v3.8.0.1
Warranty Liability (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Warranty liability      
Period of warranty history used in estimating warranty costs 5 years    
Other long-term liabilities $ 17,004 $ 15,652  
Accrued expenses and other current liabilities 21,004 27,325  
Company's warranty liability:      
Balance at the beginning of the period 6,160 7,423 $ 6,279
Warranty provision 2,506 2,452 4,931
Claims paid/settlements (3,054) (3,750) (3,787)
Balance at the end of the period 5,677 6,160 $ 7,423
Warranty Reserves      
Warranty liability      
Other long-term liabilities 2,415 2,625  
Accrued expenses and other current liabilities 3,262 3,535  
Henderson      
Company's warranty liability:      
Establish warranty provision for acquired companies $ 65    
Dejana      
Company's warranty liability:      
Establish warranty provision for acquired companies   $ 35  
Snow and ice control equipment      
Warranty liability      
Warranty period 2 years    
Parts and accessories      
Warranty liability      
Warranty period 1 year    
Certain snowplows      
Warranty liability      
Warranty period 1 year