Acquisitions	9 Months Ended
Jul. 31, 2016
Business Combinations [Abstract]
Acquisitions	ACQUISITIONS 2016 Acquisition Effective December 1, 2015, we acquired all of the outstanding stock of Westway Services Holdings (2014) Ltd. (“Westway”), a provider of technical engineering services to clients in the United Kingdom, for a purchase price of $81.0 million. This acquisition allowed us to expand our higher margin technical services business to new and existing clients in 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 $50.0 million and $22.2 million, respectively, which are subject to adjustments within one year from the acquisition date. 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 7, “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. 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.

Acquisitions

9 Months Ended

Jul. 31, 2016

ACQUISITIONS

2016 Acquisition

Effective December 1, 2015, we acquired all of the outstanding stock of Westway Services Holdings (2014) Ltd. (“Westway”), a provider of technical engineering services to clients in the United Kingdom, for a purchase price of $81.0 million. This acquisition allowed us to expand our higher margin technical services business to new and existing clients in 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 $50.0 million and $22.2 million, respectively, which are subject to adjustments within one year from the acquisition date. 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 7, “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.

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.