Fair value of long-term debt (Tables)

3 Months Ended

Jan. 31, 2016

Fair value of long-term debt [Abstract]

Schedule of estimated fair value and carrying value of long-term debt

(in Millions)	January 31, 2016		October 31, 2015
Fair Value		$323.0		$313.5
Carrying Value		$312.8		$304.8