Inventories, Contracts in Progress and Vehicle Floor Plan Payable (Tables)

12 Months Ended

Dec. 31, 2020

Inventories, Contracts in Progress And Vehicle Floor Plan Payable [Abstract]

Schedule of Inventories and Contracts in Progress

Inventories and contracts in progress consist of the following:

	As of December 31
(in thousands)	2020		2019
Raw materials	$	45,382	$	35,119
Work-in-process	10,402		10,775
Finished goods	64,061		70,602
Contracts in progress	777		4,338
	$	120,622	$	120,834