XML 57 R45.htm IDEA: XBRL DOCUMENT v3.21.2
Inventories, Net - Schedule of Inventories (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Inventory, Net, Items Net of Reserve Alternative [Abstract]    
Finished goods $ 18,379 $ 12,747
Work in process 527 16
Component parts 12,534 6,105
Service parts 2,548 2,770
Inventories-net $ 33,988 $ 21,638