XML 30 R11.htm IDEA: XBRL DOCUMENT v3.22.0.1
Inventories
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories

 

(4)Inventories

               
   December 31, 
   2021   2020 
Raw materials and component parts  $111,312   $66,492 
Finished goods   87,602    92,330 
Inventories  $198,914   $158,822 

 

Overhead included in inventory aggregated $3.7 million and $5.4 million as of December 31, 2021 and 2020, respectively. Included in inventories is an inventory reserve, which represents the difference between the cost of the inventory and its estimated realizable value, based upon sales forecasts and the physical condition of the inventories. In addition, and as necessary, specific reserves for future known or anticipated events may be established. Inventory reserves aggregated $15.8 million and $9.4 million as of December 31, 2021 and 2020, respectively.