Goodwill and Other Intangible Assets Schedule of Goodwill (Tables)

12 Months Ended

Jul. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

Changes in the carrying amount of goodwill by reportable segment for the years ended July 31, 2020 and 2019, were as follows:

	IDS		WPS		Total
Balance as of July 31, 2018	$	385,524	$	34,291	$	419,815
Translation adjustments	(6,519)		(2,309)		(8,828)
Balance as of July 31, 2019	$	379,005	$	31,982	$	410,987
Translation adjustments	3,342		1,705		5,047
Balance as of July 31, 2020	$	382,347	$	33,687	$	416,034