Summary of Significant Accounting Policies - Summary of Accounts Payable and Other Accrued Expenses (Detail) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Payables And Accruals [Abstract]
Trade payables	$ 331,876	$ 450,101
Accrued compensation and benefits	1,251,351	889,583
Accrued professional services	119,058	142,804
Warranty reserve	154,722	81,981
Other	265,133	174,021
Total	$ 2,122,140	$ 1,738,490

Professional fees accrued current.

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Amount of liabilities incurred to vendors for goods and services received, and accrued liabilities classified as other, payable 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 (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. 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, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. 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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