Acquisitions	12 Months Ended
Jul. 31, 2016
Business Combinations [Abstract]
Acquisitions	Acquisitions On August 31, 2016, the Company acquired the net assets of Partmo in Colombia. Partmo is a leading manufacturer of replacement air, lube and fuel filters in Colombia. The acquisition of Partmo reinforces the Company’s commitment to growth with a company that is an excellent strategic fit with its existing engine aftermarket business. The acquisition allows the Company to leverage Partmo’s well-recognized replacement filters brand in South America. On August 31, 2015, the Company acquired 100% of the shares of Engineered Products Company (EPC), a leading designer and manufacturer of indicators, gauges, switches and sensors for engine air and liquid filtration systems. The acquisition of EPC supports the Company’s strategy of maintaining its technical leadership in filtration products for both OEM customers and end users. On June 30, 2015, the Company acquired a majority stake in IFIL USA, a manufacturer of pleated bag filters for industrial dust collection. On September 30, 2014, the Company acquired 100% of the voting interest of Northern Technical, a manufacturer of gas turbine inlet air filtration systems and replacement filters. Total consideration for the transaction was $97.1 million after recording a working capital adjustment in accordance with the share purchase agreement during the three months ended January 31, 2015. The Company received cash for this adjustment which reduced the purchase price and goodwill. Including the impact of the working capital adjustment, the Company acquired $6.2 million of intangible assets that had estimated useful lives ranging from six months to seven years at the time of acquisition, $32.2 million of net tangible assets and $60.3 million of goodwill. The acquired goodwill is not deductible for tax purposes. Northern Technical’s results of operations are reported as part of the Gas Turbine Products operating segment in the Industrial Products reporting segment. Proforma results of operations for these acquisitions have not been presented because they are not material to the Company's consolidated results of operations.

Acquisitions

12 Months Ended

Jul. 31, 2016

On August 31, 2016, the Company acquired the net assets of Partmo in Colombia. Partmo is a leading manufacturer of replacement air, lube and fuel filters in Colombia. The acquisition of Partmo reinforces the Company’s commitment to growth with a company that is an excellent strategic fit with its existing engine aftermarket business. The acquisition allows the Company to leverage Partmo’s well-recognized replacement filters brand in South America.

On August 31, 2015, the Company acquired 100% of the shares of Engineered Products Company (EPC), a leading designer and manufacturer of indicators, gauges, switches and sensors for engine air and liquid filtration systems. The acquisition of EPC supports the Company’s strategy of maintaining its technical leadership in filtration products for both OEM customers and end users.

On June 30, 2015, the Company acquired a majority stake in IFIL USA, a manufacturer of pleated bag filters for industrial dust collection.

On September 30, 2014, the Company acquired 100% of the voting interest of Northern Technical, a manufacturer of gas turbine inlet air filtration systems and replacement filters. Total consideration for the transaction was $97.1 million after recording a working capital adjustment in accordance with the share purchase agreement during the three months ended January 31, 2015. The Company received cash for this adjustment which reduced the purchase price and goodwill. Including the impact of the working capital adjustment, the Company acquired $6.2 million of intangible assets that had estimated useful lives ranging from six months to seven years at the time of acquisition, $32.2 million of net tangible assets and $60.3 million of goodwill. The acquired goodwill is not deductible for tax purposes. Northern Technical’s results of operations are reported as part of the Gas Turbine Products operating segment in the Industrial Products reporting segment.

Proforma results of operations for these acquisitions have not been presented because they are not material to the Company's consolidated results of operations.