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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2020
Income Tax Disclosure [Abstract]  
Schedule of provision for (benefit from) income taxes
  2020   2019 
         
Current        
Federal tax refund  $(1,416,000)  $- 
State   4,000    37,000 
Total (Benefit from) Expense for Income Taxes   (1,412,000)   37,000 
Deferred Tax Benefit   -    - 
Valuation Allowance   -    - 
Net (Benefit from) Provision for Income Taxes  $(1,412,000)  $37,000 
Schedule of reconciliation of our income tax rate computed using the federal statutory rate to our actual income tax rate
   2020   2019 
         
U.S. statutory income tax rate   21.00%   21.00%
State taxes   -0.90%   -1.11%
Permanent difference, overaccruals, and non-deductible items   159.65%   -3.33%
Rate change and provision to return true-up   197.34%   0.62%
Expired stock options   0.00%   1.54%
Deferred tax valuation allowance   -393.63%   -20.13%
Cares Act Refund   458.76%   0.00%
Total   442.22%   -1.41%
Schedule of net deferred tax assets
   December 31,   December 31, 
   2020   2019 
Deferred tax assets:        
Current:        
Net operation loss  $6,594,000   $8,017,000 
Allowance for doubtful accounts   252,000    216,000 
Inventory - IRC 263A adjustment   341,000    268,000 
Stock based compensation - options and restricted stock   277,000    150,000 
Capitalized engineering costs   336,000    323,000 
Deferred rent   4,000    12,000 
Amortization - NTW Transaction   495,000    442,000 
Inventory reserve   1,250,000    1,000,000 
Deferred gain on sale of real estate   132,000    84,000 
Accrued Expenses   158,000    165,000 
Disallowed interest   1,813,000    1,431,000 
Right of Use Asset   292,000    329,000 
Total non-current deferred tax asset before valuation allowance   11,944,000    12,437,000 
Valuation allowance   (9,394,000)   (10,663,000)
Total non-current deferred tax asset after valuation allowance   2,550,000    1,774,000 
           
Deferred tax liabilities          
Property and equipment   (2,150,000)   (1,628,000)
Other   (400,000)   (146,000)
Total deferred tax liabilities   (2,550,000)   (1,774,000)
           
Net deferred tax asset  $-   $-