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Income Taxes (Tables)
6 Months Ended
Aug. 31, 2013
Income Taxes [Abstract]  
Summary of deferred Tax Asset (Liability)
Deferred Tax Asset (Liability):
 
8/31/13
  
2/28/13
 
Current
      
Allowance for doubtful accounts
 $1,000  $1,000 
Inventory allowance
  863,000   831,000 
Section 263A capitalized costs
  389,000   389,000 
Total current deferred tax assets
  1,253,000   1,221,000 
Valuation allowance
  (1,253,000)  (1,221,000)
   $0  $0 
          
Long-term
        
Loss carryforwards
 $5,330,000  $5,330,000 
Depreciation
  (71,000)  (58,000)
Total long-term deferred tax assets
  5,259,000   5,272,000 
Valuation allowance
  (5,259,000)  (5,272,000)
   $0  $0
Reconciliation of the U.S. federal statutory tax rate to the Company's effective tax rate
   
8/31/13
  
2/28/13
 
U.S. federal statutory rate
  34.0%  34.0%
Change in valuation allowance
  (34.0)  (34.0)
Alternative minimum taxes
  2.5   1.0 
Effective income tax rate
   2.5%   1.0%