LONG-TERM DEBT - Schedule of Long-term Debt in Accompanying balance Sheet (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2017	Jul. 31, 2013	Oct. 31, 2016	Oct. 31, 2015	Feb. 28, 2014
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 2,115.6			$ 2,128.9
Less original issue discount, net of accumulated amortization of $6.7 million and $6.2 million, respectively	(9.4)			(9.9)
Less current portion	(19.6)		$ (19.5)	(19.5)
Balance, end of the period	2,086.6		$ 2,099.5	2,099.5
Accumulated amortization	6.7			6.2
Domestic credit agreement | USD term loan due March 2021
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 1,136.0			1,138.9
Current interest rate (as percent)	4.25%
Domestic credit agreement | USD term loan due March 2021 | Base rate
Debt Instrument [Line Items]
Basis spread (as percent)	2.25%
Domestic credit agreement | USD term loan due March 2021 | LIBOR
Debt Instrument [Line Items]
Basis spread (as percent)	3.25%
Variable interest rate floor (as percent)	1.00%
Foreign credit agreement | Euro term loan due March 2021
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 501.2			511.0
Current interest rate (as percent)	4.50%
Foreign credit agreement | Euro term loan due March 2021 | Base rate
Debt Instrument [Line Items]
Basis spread (as percent)	2.50%
Foreign credit agreement | Euro term loan due March 2021 | LIBOR
Debt Instrument [Line Items]
Basis spread (as percent)	3.50%
Variable interest rate floor (as percent)	1.00%
Senior notes | 7.50% senior notes due February 2022
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 450.0			450.0
Stated rate (as percent)	7.50%				7.50%
Loan | Government of Austria research and development loans due March 2020
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 3.0			3.5
Loan | Italian subsidized loan due June 2020
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 3.5			4.1
Stated rate (as percent)	0.50%	0.50%
Loan | Italian bank loan due June 2020
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 0.7			0.7
Loan | Italian bank loan due June 2020 | Euribor rate
Debt Instrument [Line Items]
Basis spread (as percent)	7.10%	7.10%
Capital lease obligations
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 1.2			0.7
Minimum | Government of Austria research and development loans due March 2020
Debt Instrument [Line Items]
Stated rate (as percent)	1.56%
Maximum | Government of Austria research and development loans due March 2020
Debt Instrument [Line Items]
Stated rate (as percent)	2.00%
Secured revolving credit facility | Seller financing, non-Interest Bearing Loan Due May 2016
Debt Instrument [Line Items]
Total long-term debt outstanding	$ 20.0			$ 20.0
Basis spread (as percent)	2.25%
Current interest rate (as percent)	4.00%