Investments and Fair Value Measurements (Tables)

3 Months Ended

Oct. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets Measured on Recurring Basis

The financial assets that were accounted for at fair value on a recurring basis at October 31, 2018 and July 31, 2018 are as follows:

	Input Level	October 31, 2018		July 31, 2018
Cash equivalents	Level 1	$	181,235	$	230,319
Deferred compensation plan assets and liabilities	Level 1	$	43,275	$	43,316
Foreign currency forward contract liability	Level 3	$	42,555	$	—