Intangible Assets (Narrative) (Details) - USD ($)	9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, Impairment Loss	$ 0	$ 0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2015	50,900,000
2016	48,500,000
2017	45,200,000
2018	43,300,000
2019	$ 40,500,000