Annual report pursuant to Section 13 and 15(d)

Note 3 - Revenue Recognition (Details Textual)

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Note 3 - Revenue Recognition (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Revenue from Contract with Customer, Excluding Assessed Tax $ 134,245 $ 144,121 $ 207,267 $ 82,545 $ 159,806 $ 166,100 $ 187,561 $ 102,601 $ 568,178 $ 616,068 $ 541,453
Contract with Customer, Asset, after Allowance for Credit Loss $ 0       $ 0       0 0  
Fleet Upfit Sales [Member]                      
Revenue from Contract with Customer, Excluding Assessed Tax                 $ 759 $ 136 $ 373