Summary of Reportable Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Segment Reporting Information [Line Items]
Depreciation and Amortization	$ 57.3	$ 60.4	$ 50.9
Capital Expenditures	37.4	32.6	28.0
Janitorial
Segment Reporting Information [Line Items]
Depreciation and Amortization	17.9	18.0	18.0
Capital Expenditures	13.2	14.7	12.4
Facility Services
Segment Reporting Information [Line Items]
Depreciation and Amortization	3.9	4.4	5.0
Capital Expenditures	0.1	0	0
Parking
Segment Reporting Information [Line Items]
Depreciation and Amortization	2.9	3.2	3.5
Capital Expenditures	2.2	2.5	2.2
Security
Segment Reporting Information [Line Items]
Depreciation and Amortization	0.9	1.0	1.2
Capital Expenditures	0	0.2	0.2
Building & Energy Solutions
Segment Reporting Information [Line Items]
Depreciation and Amortization	11.4	11.3	8.8
Capital Expenditures	3.1	1.2	0.8
Other
Segment Reporting Information [Line Items]
Depreciation and Amortization	11.9	11.5	0
Capital Expenditures	5.1	2.4	0
Corporate
Segment Reporting Information [Line Items]
Depreciation and Amortization	8.4	11.0	14.4
Capital Expenditures	$ 13.7	$ 11.6	$ 12.4