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Inventories (Tables)
 3 Months Ended
Jan. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
The components of inventory as of January 31, 2017 and October 31, 2016 consisted of the following:
 
January 31,
2017
 
October 31,
2016
Raw materials
$
27,010

 
$
25,286

Work-in-process (1)
55,258

 
48,520

Inventories
$
82,268

 
$
73,806


(1)
Included in work-in-process as of January 31, 2017 and October 31, 2016 was $47.4 million and $40.6 million, respectively, of completed standard components.