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Accrued Expenses And Other Liabilities (Tables)
12 Months Ended
Dec. 31, 2018
Accrued Liabilities And Other Liabilities [Abstract]  
Schedule of Accrued Expenses And Other Liabilities

Accrued expenses and other liabilities consist of the following at December 31:

 

 

 

2018

 

 

2017

 

Accrued compensation and related liabilities

 

$

1,183,653

 

 

$

457,152

 

Deferred revenue and customer deposits

 

 

1,135,470

 

 

 

1,033,845

 

Warranty reserve

 

 

416,313

 

 

 

56,774

 

Other accrued expenses

 

 

1,195,282

 

 

 

386,206

 

 

 

$

3,930,718

 

 

$

1,933,977