Annual report [Section 13 and 15(d), not S-K Item 405]

Note 10 - Warranty Liability (Details Textual)

v3.25.0.1
Note 10 - Warranty Liability (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Standard Product Warranty Period of Warranty History Used in Estimating Warranty Costs (Year) 5 years      
Standard Product Warranty Accrual $ 5,559 $ 6,957 $ 7,876 $ 6,368
Standard Product Warranty Accrual, Noncurrent 2,180 2,889    
Standard Product Warranty Accrual, Current $ 3,379 $ 4,068    
Snow And Ice Control Equipment [Member] | Minimum [Member]        
Standard Product Warranty Period (Year) 1 year      
Snow And Ice Control Equipment [Member] | Maximum [Member]        
Standard Product Warranty Period (Year) 2 years      
Parts And Accessories [Member]        
Standard Product Warranty Period (Year) 1 year      
Certain Snowplows [Member]        
Standard Product Warranty Period (Year) 1 year