Acquisition of Hema Diagnostics Systems, LLC (Tables)

3 Months Ended

Oct. 31, 2017

Business Combinations [Abstract]

Net purchase price of HDS

	Stock Price at Closing		Shares		Fair Value
Purchase price:
Common Stock at closing	$	4.77		53,191	$	253,721
Common Stock after closing	$	4.77		20		95
Common Stock post reverse stock split	$	4.77		230,000		1,097,100
Total purchase price					$	1,350,916

Fair Value Assumptions Used in Accounting for Warrants

	October 31, 2017
Exercise price		2.50
Time to expiration		4.22 years
Risk-free interest rate		2.01	%
Estimated volatility		126.3	%
Dividend		—
Stock price at valuation date	$	2.94

Fair Value Assumptions Used in Accounting for Call Options

	October 31, 2017
Risk-free interest rate		1.60	%
Estimated volatility		144.6	%
Remaining Term		2.22
Stock price at valuation date	$	2.94

Carrying amount of goodwill and other intangible assets

	Total		Goodwill		Other Intangibles, net
Balance as of July 31, 2017	$	2,911,377	$	—	$	2,911,377
Current year amortization		—		—		—
Balance as of October 31, 2017	$	2,911,377	$	—	$	2,911,377