Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2020

Summary of Significant Accounting Policies

Schedule of inventories

	September 30,		September 30,
	2020		2019
Raw materials	$	3,378,246	$	3,408,742
Work-in-process		656,382		775,770
Finished goods		256,707		286,182
	$	4,291,335	$	4,470,694

Summary of contract assets and contract liabilities balances

	Contract		Contract
	Assets		Liabilities
September 30, 2019	$	80,182	$	29,231
Amount transferred to receivables from contract assets		(80,182)		—
Contract asset additions		—		—
Performance obligations satisfied during the period that were included in the contract liability balance at the beginning of the period		—		(28,781)
Increases due to invoicing prior to satisfaction of performance obligations		—		312,915
September 30, 2020	$	—	$	313,365

Schedule of customer service revenue and cost of sales

	For the Fiscal Year Ended September30,
	2020		2019		2018
Customer Service Sales	$	4,265,086	$	3,553,919	$	4,047,265
Customer Service Cost of Sales		1,457,995		1,374,227		1,724,167
Gross Profit	$	2,807,091	$	2,179,692	$	2,323,098

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

	Fair Value Measurement on September 30,  2020
	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	$	11,607,293	$	—	$	—

	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	$	—	$	—