Derivatives and Hedging Activities (Tables)

12 Months Ended

Jul. 31, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Fair Values of Derivative Instruments in Consolidated Balance Sheets

Fair values of derivative and hedging instruments in the accompanying Consolidated Balance Sheets were as follows:

	Asset Derivatives						Liability Derivatives
	July 31, 2017			July 31, 2016			July 31, 2017			July 31, 2016
	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Derivatives designated as hedging instruments:
Cash flow hedges
Foreign exchange contracts	Prepaid expenses and other current assets	$	1,067	Prepaid expenses and other current assets	$	265	Other current liabilities	$	1,569	Other current liabilities	$	670
Net investment hedges
Foreign currency denominated debt	Prepaid expenses and other current assets	$	—	Prepaid expenses and other current assets	$	—	Long term obligations, less current maturities	$	53,280	Long term obligations, less current maturities	$	116,888
Total derivatives designated as hedging instruments		$	1,067		$	265		$	54,849		$	117,558
Derivatives not designated as hedging instruments:
Foreign exchange contracts	Prepaid expenses and other current assets	$	287	Prepaid expenses and other current assets	$	1,873	Other current liabilities	$	7	Other current liabilities	$	68
Total derivatives not designated as hedging instruments		$	287		$	1,873		$	7		$	68