Summary of Significant Accounting Policies - Summary of Accounts Payable and Other Accrued Expenses (Detail) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Payables And Accruals [Abstract]
Trade payables	$ 714,028	$ 180,499
Accrued compensation and benefits	2,419,343	1,843,402
Accrued professional services	140,811	92,399
Deferred payroll taxes under CARES Act	113,423	118,060
Warranty reserve	119,661	119,713
Other	385,209	494,831
Total	$ 3,892,475	$ 2,848,904

Deferred payroll taxes under CARES Act.

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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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