DISCONTINUED OPERATIONS - Schedule of Dispositions (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net loss	$ 0.0	$ (2.1)
DPx Fine Chemicals | Disposed of by sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues		2.1
Cost of goods sold		1.9
Gross profit		0.2
Selling, general and administrative expenses		0.4
Loss on disposals, net		1.9
Loss before income taxes		(2.1)
Provision for income taxes		0.0
Net loss		$ (2.1)