XML 70 R59.htm IDEA: XBRL DOCUMENT v3.22.1
INVENTORIES (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
INVENTORIES    
Parts and raw materials $ 273,435 $ 261,365
Work in process 29,393 24,222
Finished goods 57,973 52,823
Total $ 360,801 $ 338,410