Accrued Expenses - Schedule of Accrued Expenses (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Sales return allowance	$ 535,000	$ 545,000
Technology fees	0	450,000
Professional services	199,000	343,000
Warranty reserve	42,700	49,600
Accrued Advertising	1,000	31,000
Accrued Salaries	186,614	49,837
Other	176,175	75,005
Accrued expenses	605,489	$ 998,442
Accrued Technology Fees Write Off	$ 450,000