Weighted-average Useful Lives of Acquired Other Intangible Assets (Detail) (Other Identifiable Intangibles, Customer Contracts And Relationships)	12 Months Ended
	Oct. 31, 2013
Air Serv
Business Acquisition [Line Items]
Weighted-average amortization period for the acquired intangible assets	14 years
HHA
Business Acquisition [Line Items]
Weighted-average amortization period for the acquired intangible assets	13 years
Calvert-Jones
Business Acquisition [Line Items]
Weighted-average amortization period for the acquired intangible assets	12 years
Blackjack
Business Acquisition [Line Items]
Weighted-average amortization period for the acquired intangible assets	11 years
BEST
Business Acquisition [Line Items]
Weighted-average amortization period for the acquired intangible assets	9 years