Financial Instruments and Fair Value Measurements (Tables)

12 Months Ended

Oct. 31, 2019

Fair Value Disclosures [Abstract]

Schedule of Recurring Fair Value Measurements

The following table presents the fair value of those assets and (liabilities) measured on a recurring basis as of October 31, 2019 and 2018:

	October 31, 2019
	Fair Value Measurement										Balance Sheet Location
(in millions)	Level 1		Level 2			Level 3		Total
Interest rate derivatives	$	—	$	1.3		$	—	$	1.3		Other long-term assets and other current assets
Interest rate derivatives	—		(25.0		)	—		(25.0		)	Other long-term liabilities and other current liabilities
Foreign exchange hedges	—		0.9			—		0.9			Other current assets
Foreign exchange hedges	—		(0.2		)	—		(0.2		)	Other current liabilities
Insurance annuity	—		—			20.0		20.0			Other long-term assets
Cross currency swap	—		10.6			—		10.6			Other long-term assets and other current assets
Total	$	—	$	(12.4	)	$	20.0	$	7.6
	October 31, 2018
	Fair Value Measurement										Balance Sheet Location
(in millions)	Level 1		Level 2			Level 3		Total
Interest rate derivatives	$	—	$	16.5		$	—	$	16.5		Other long-term assets and other current assets
Foreign exchange hedges	—		2.6			—		2.6			Other current assets
Foreign exchange hedges	—		(0.7		)	—		(0.7		)	Other current liabilities
Insurance annuity	—		—			20.4		20.4			Other long-term assets
Cross currency swap	—		5.2			—		5.2			Other long-term assets and other current assets
Total	$	—	$	23.6		$	20.4	$	44.0

Schedule of Estimated Fair Values for the Company's Senior Notes and Assets Held by Special Purpose Entities

The following table presents the estimated fair values for the Company’s Senior Notes and Assets held by special purpose entities:

(in millions)	October 31, 2019		October 31, 2018
Senior Notes due 2019 estimated fair value	$	—	$	257.4
Senior Notes due 2021 estimated fair value	248.1		263.4
Senior Notes due 2027 estimated fair value	537.9		—
Assets held by special purpose entities estimated fair value	51.9		51.6

Schedule of Quantitative about Significant Unobservable Inputs Used to Determine Fair Value of Impairment of Long-Lived Assets Held and Used

The following table presents quantitative information about the significant unobservable inputs used to determine the fair value of the impairment of long-lived assets held and used and net assets held for sale for the twelve months ended October 31, 2019 and 2018:

	Quantitative Information about Level 3 Fair Value Measurements
(in millions)	Fair Value of Impairment		Valuation Technique	Unobservable Input	Range of Input Values
October 31, 2019
Impairment of Net Assets Held for Sale	$	2.1	Indicative Bids	Indicative Bids	N/A
Impairment of Long Lived Assets	5.7		Sales Value	Sales Value	N/A
Total	$	7.8
October 31, 2018
Impairment of Net Assets Held for Sale	$	0.7	Broker Quote / Indicative Bids	Indicative Bids	N/A
Impairment of Long Lived Assets	7.6		Sales Value	Sales Value	N/A
Total	$	8.3