Acquisitions	6 Months Ended
Jan. 31, 2017
Business Combinations [Abstract]
Acquisitions	2. Acquisitions Subsequent to the date of the consolidated balance sheets, on February 1, 2017, the Company completed the acquisition of the assets of Sealweld Corporation, a privately held corporation organized under the laws of the Province of Alberta, Canada, for CAD$22.6 million in cash (or approximately US$17.4 million, at an exchange rate of 0.77 CAD$ to US$). The assets acquired include the ownership interests in Sealweld Corporation’s subsidiaries located in the United States. The acquired business supplies performance products and services for industrial valve and actuator maintenance, including lubricants, sealants, cleaners, valve fittings, tools and equipment, and provides routine and emergency valve maintenance services and technician training for pipeline operators. The acquisition will be be accounted for in accordance with ASC 805, Business Combinations, with identifiable assets acquired and liabilities assumed recorded at their estimated fair values as of the acquisition date. However, the initial accounting for the acquisition is not complete as certain information and analysis that may impact the initial valuations are still being obtained or reviewed as a result of the short time period since the closing of the acquisition. Accordingly, the Company cannot provide the required details of the significant assets and liabilities that were acquired in the acquisition as of the date of this report. The significant assets and liabilities acquired for which the initial accounting is incomplete include property, plant and equipment, intangible assets, goodwill, working capital and deferred income taxes.

Acquisitions

6 Months Ended

Jan. 31, 2017

2. Acquisitions

Subsequent to the date of the consolidated balance sheets, on February 1, 2017, the Company completed the acquisition of the assets of Sealweld Corporation, a privately held corporation organized under the laws of the Province of Alberta, Canada, for CAD$22.6 million in cash (or approximately US$17.4 million, at an exchange rate of 0.77 CAD$ to US$). The assets acquired include the ownership interests in Sealweld Corporation’s subsidiaries located in the United States. The acquired business supplies performance products and services for industrial valve and actuator maintenance, including lubricants, sealants, cleaners, valve fittings, tools and equipment, and provides routine and emergency valve maintenance services and technician training for pipeline operators. The acquisition will be be accounted for in accordance with ASC 805, Business Combinations, with identifiable assets acquired and liabilities assumed recorded at their estimated fair values as of the acquisition date. However, the initial accounting for the acquisition is not complete as certain information and analysis that may impact the initial valuations are still being obtained or reviewed as a result of the short time period since the closing of the acquisition. Accordingly, the Company cannot provide the required details of the significant assets and liabilities that were acquired in the acquisition as of the date of this report. The significant assets and liabilities acquired for which the initial accounting is incomplete include property, plant and equipment, intangible assets, goodwill, working capital and deferred income taxes.