XML 39 R23.htm IDEA: XBRL DOCUMENT v3.20.4
Note 4 - Inventories (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Inventory, Current [Table Text Block]

Inventories, net

 

December 31,

2020

  

December 31,

2019

 

Raw materials and in-process

 $18,152  $16,474 

Finished parts

  51,701   47,317 

Finished products

  12,833   12,206 

Total net inventories

 $82,686  $75,997