Employee Benefits (Narrative) (Details) - USD ($) $ in Millions	9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015
General Discussion of Pension and Other Postretirement Benefits [Abstract]
Company's contribution to the pension plan	$ 5.0	$ 5.0
Defined benefit plan, estimated future employer contributions in current fiscal year	$ 5.0
Expected rate of return on plan assets for determining net periodic pension cost	8.00%