Commitments and Contingencies (Tables)

12 Months Ended

Jul. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Estimated Future Minimum Lease Payments Under Operating Leases

As of July 31, 2018, the estimated future minimum lease payments under operating leases are as follows (in millions):

Year Ending July 31,	Operating Leases
2019	$	18.9
2020	14.8
2021	11.1
2022	6.4
2023	5.3
Thereafter	3.8
Total future minimum lease payments	$	60.3