Goodwill and Intangible Assets (Tables)

3 Months Ended

Oct. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill and other intangible assets

	Total		Goodwill		Other Intangibles, net
Balance as of July 31, 2018	$	3,187,757	$	—	$	3,187,757
		8,946,073		8,883,982		62,091
Balance as of October 31, 2018	$	12,133,830	$	8,883,982	$	3,249,848