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Accrued Expenses (Details) - USD ($)	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2016	Oct. 01, 2015
Accrued Expenses
Warranty	$ 1,013,461	$ 1,009,368	$ 1,009,368	$ 878,901
Salary, benefits and payroll taxes	258,688		267,323
Professional fees	219,331		308,905
Other	268,557		304,312
Total accrued expenses	1,760,037		1,889,908
EDC program costs	$ 0		$ 100,000

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for technology services costs.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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