Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2019

Summary of Significant Accounting Policies

Schedule of inventories

	September 30,		September 30,
	2019		2018
Raw materials	$	3,408,742	$	2,892,366
Work-in-process		775,770		817,051
Finished goods		286,182		570,691
	$	4,470,694	$	4,280,108

Summary of contract liabilities balance

	Contract		Contract
	Assets		Liabilities
September 30, 2018	$	—	$	356,801
Amount transferred to receivables from contract assets		—		—
Contract asset additions		80,182		—
Performance obligations satisfied during the period that were included in the contract liability balance at the beginning of the period		—		(356,801)
Increases due to invoicing prior to satisfaction of performance obligations		—		29,231
September 30, 2019	$	80,182	$	29,231

Schedule of customer service revenue and cost of sales

	For the Fiscal Year Ended September30,
	2019		2018		2017
Customer Service Sales	$	3,553,919	$	4,047,265	$	3,232,712
Customer Service Cost of Sales		1,374,227		1,724,167		1,520,146
Gross Profit	$	2,179,692	$	2,323,098	$	1,712,566

Schedule of financial assets and liabilities accounted for at fair value on a recurring basis

	Fair Value Measurement on September 30, 2019
	Quoted Price in		Significant Other		Significant
	Active Markets for		Observable		Unobservable
	Identical Assets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)
Assets
Cash and cash equivalents:
Money market funds	$	21,450,242	$	—	$	—

	Fair Value Measurement on September 30, 2018
	Quoted Price in		Significant Other		Significant
	Active Markets for		Observable		Unobservable
	Identical Assets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)
Assets
Cash and cash equivalents:
Money market funds	$	19,725,474	$	—	$	—