Acquisitions	12 Months Ended
Oct. 31, 2016
Business Combinations [Abstract]
Acquisitions	ACQUISITIONS 2016 Acquisitions Effective September 30, 2016, we acquired all of the outstanding stock of BRBIBR Limited, a company which held all of the outstanding shares of 8 Solutions Ltd. (“8 Solutions”), a provider of technical cleaning services to data centers in the United Kingdom and certain other locations, for a purchase price of $16.1 million, subject to post-closing adjustments. As of September 30, 2016, the operations of 8 Solutions are included in our Janitorial segment. Effective December 1, 2015, we acquired all of the outstanding stock of Westway Services Holdings (2014) Ltd. (“Westway”), a provider of technical services to clients in the United Kingdom for a purchase price of $81.0 million. This acquisition expanded the geographical reach of our technical services business to the United Kingdom, resulting in the allocation of a significant portion of the purchase price to goodwill. As such, we recorded goodwill and intangible assets of $54.2 million and $22.5 million, respectively. The goodwill associated with this acquisition is not deductible for tax purposes. As of December 1, 2015, the operations of Westway are included in our Building & Energy Solutions segment. 2015 Acquisition Effective May 1, 2015, we acquired certain assets and assumed certain liabilities of CTS Services/Facility Support Services (“CTS”), a provider of HVAC services and energy solutions in government, commercial, and industrial buildings, for a purchase price of $18.8 million. The purchase price includes $3.8 million of contingent consideration that is based on the expected achievement of certain pre-established revenue goals. See Note 8, “Fair Value of Financial Instruments,” regarding the valuation of the contingent consideration liability. As of May 1, 2015, the operations of CTS are included in our Building & Energy Solutions segment. 2014 Acquisitions During 2014, we completed acquisitions for an aggregate purchase price of $52.9 million, which included $3.3 million of contingent consideration. As of October 31, 2016, the remaining balance of this contingent consideration is $1.7 million. Pro Forma and Other Supplemental Financial Information Pro forma and other supplemental financial information is not presented for these acquisitions, as they are not considered material business combinations individually or on a combined basis.

Acquisitions

12 Months Ended

Oct. 31, 2016

ACQUISITIONS

2016 Acquisitions

Effective September 30, 2016, we acquired all of the outstanding stock of BRBIBR Limited, a company which held all of the outstanding shares of 8 Solutions Ltd. (“8 Solutions”), a provider of technical cleaning services to data centers in the United Kingdom and certain other locations, for a purchase price of $16.1 million, subject to post-closing adjustments. As of September 30, 2016, the operations of 8 Solutions are included in our Janitorial segment.

Effective December 1, 2015, we acquired all of the outstanding stock of Westway Services Holdings (2014) Ltd. (“Westway”), a provider of technical services to clients in the United Kingdom for a purchase price of $81.0 million. This acquisition expanded the geographical reach of our technical services business to the United Kingdom, resulting in the allocation of a significant portion of the purchase price to goodwill. As such, we recorded goodwill and intangible assets of $54.2 million and $22.5 million, respectively. The goodwill associated with this acquisition is not deductible for tax purposes. As of December 1, 2015, the operations of Westway are included in our Building & Energy Solutions segment.

2015 Acquisition

Effective May 1, 2015, we acquired certain assets and assumed certain liabilities of CTS Services/Facility Support Services (“CTS”), a provider of HVAC services and energy solutions in government, commercial, and industrial buildings, for a purchase price of $18.8 million. The purchase price includes $3.8 million of contingent consideration that is based on the expected achievement of certain pre-established revenue goals. See Note 8, “Fair Value of Financial Instruments,” regarding the valuation of the contingent consideration liability. As of May 1, 2015, the operations of CTS are included in our Building & Energy Solutions segment.

2014 Acquisitions

During 2014, we completed acquisitions for an aggregate purchase price of $52.9 million, which included $3.3 million of contingent consideration. As of October 31, 2016, the remaining balance of this contingent consideration is $1.7 million.

Pro Forma and Other Supplemental Financial Information

Pro forma and other supplemental financial information is not presented for these acquisitions, as they are not considered material business combinations individually or on a combined basis.