Goodwill and Other Intangibles Assets (Tables)

12 Months Ended

Oct. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amounts of Goodwill by Segment

Goodwill

(in millions)	Janitorial			Facility Services		Parking		Building & Energy Solutions		Other			Total
Balance at November 1, 2013	$	473.3		$	72.6	$	69.2	$	119.7	$	87.7		$	822.5
Acquisitions	15.3			—		—		17.7		(0.6		)	32.4
Foreign currency translation	(0.2		)	—		—		—		—			(0.2		)
Balance at November 1, 2014	$	488.4		$	72.6	$	69.2	$	137.4	$	87.1		$	854.7
Acquisitions(1)	4.0			—		—		8.7		—			12.7
Foreign currency translation and other	(0.5		)	—		—		0.3		0.3			0.1
Balance at October 31, 2015	$	491.9		$	72.6	$	69.2	$	146.4	$	87.4		$	867.5

⁽¹⁾ Goodwill primarily increased due to the acquisition of CTS. See Note 6, “Acquisitions,” for additional information related to this acquisition.

Other Intangible Assets, Net

Other Intangible Assets

	October 31, 2015							October 31, 2014
(in millions)	Gross Carrying Amount		Accumulated Amortization			Total		Gross Carrying Amount		Accumulated Amortization			Total
Customer contracts and relationships	$	255.2	$	(144.3	)	$	110.9	$	253.3	$	(127.1	)	$	126.2
Trademarks and trade names	3.9		(3.5		)	0.4		4.5		(3.7		)	0.8
Contract rights and other	1.7		(1.6		)	0.1		1.9		(1.4		)	0.5
Total*	$	260.8	$	(149.4	)	$	111.4	$	259.7	$	(132.2	)	$	127.5

* These intangible assets are being amortized over the expected period of benefit, with a weighted average life of approximately 13 years.

Estimated Annual Amortization Expense

Estimated Annual Amortization Expense For Each of the Next Five Years

(in millions)	2016		2017		2018		2019		2020
Estimated amortization expense*	$	22.0	$	19.6	$	16.8	$	14.2	$	11.8

* These amounts may vary as acquisitions of additional intangible assets occur in the future and as purchase price allocations are finalized for existing acquisitions.