XML 56 R45.htm IDEA: XBRL DOCUMENT v3.21.1
Accrued Expenses - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Payables and Accruals [Abstract]    
Manufacturer's warranties $ 352,000 $ 257,000
Warranties-other 74,176
Taxes payable 316,076 2,382
Miscellaneous payable 104,808 1,193
Total accrued expenses and other current liabilities $ 772,884 $ 334,751