Fair Value Measurements (Tables)

12 Months Ended

Jul. 31, 2018

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Accounted for at Fair Value on a Recurring Basis

The following table sets forth by level within the fair value hierarchy, the Company’s financial assets and liabilities that were accounted for at fair value on a recurring basis at July 31, 2018 and July 31, 2017, according to the valuation techniques the Company used to determine their fair values.

	Inputs Considered As
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Fair Values		Balance Sheet Classifications
July 31, 2017
Trading securities	$	13,994	$	—	$	13,994	Other assets
Foreign exchange contracts	—		1,354		1,354		Prepaid expenses and other current assets
Total Assets	$	13,994	$	1,354	$	15,348
Foreign exchange contracts	$	—	$	1,577	$	1,577	Other current liabilities
Total Liabilities	$	—	$	1,577	$	1,577
July 31, 2018
Trading securities	$	14,383	$	—	$	14,383	Other assets
Foreign exchange contracts	—		1,077		1,077		Prepaid expenses and other current assets
Total Assets	$	14,383	$	1,077	$	15,460
Foreign exchange contracts	$	—	$	3	$	3	Other current liabilities
Total Liabilities	$	—	$	3	$	3