Intangible Assets (Narrative) (Details)	9 Months Ended
	Jul. 31, 2016 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, Impairment Loss	$ 0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2016	60,800,000
2017	58,800,000
2018	56,800,000
2019	54,300,000
2020	$ 44,300,000