XML 54 R42.htm IDEA: XBRL DOCUMENT v3.19.1
INVENTORIES (Details) - USD ($)
$ in Thousands
Mar. 30, 2019
Dec. 29, 2018
Inventory Disclosure [Abstract]    
Components and parts $ 30,190 $ 28,183
Work-in-process 6,100 9,458
Finished goods 347,779 339,981
Inventories $ 384,069 $ 377,622