Inventories

9 Months Ended

Jul. 31, 2017

Inventory Disclosure [Abstract]

Inventory Disclosure [Text Block]

Inventories

Inventories consist of the following:

	July 31, 2017		October 31, 2016
Raw materials	$	25,341	$	26,367
Work-in-process	17,165		16,149
Finished goods	19,728		18,031
Total inventory	$	62,234	$	60,547

Total cost of inventory is net of reserves to reduce certain inventory from cost to net realizable value by an allowance for excess and obsolete inventories based on management’s review of on-hand inventories compared to historical and estimated future sales and usage. Such reserves aggregated $4,540 and $2,946 at July 31, 2017 and October 31, 2016, respectively.