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Note 9 - Income Taxes (Tables)
3 Months Ended
Mar. 31, 2014
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
   

Three Months Ended March 31,

 
   

2014

   

2013

 

Current:

               

Federal

  $ -----     $ -----  

State

    -----       -----  

Total Current Provision

    -----       -----  

Deferred:

               

Federal

  $ (161,965 )   $ (388,929 )

State

    381,345       (73,451 )

Total deferred

    219,380       (462,380 )

Income tax expense/(benefit)

  $ 219,380     $ (462,380 )
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   

Three Months Ended

March 31

 
   

2014

   

2013

 

Income tax benefit at federal statutory rate [34%]

   $ (16,581 )    $ (306,811 )

State and local income tax benefit net of federal tax benefit [0%, 6% - see above]

    -       (54,143 )

Change in capitalized inventory (Section 263A)

    (11,080 )     (5,679 )

Change in vacation accrual

    (21,608 )     (29,423 )

Changes in other accruals

    (4,674 )     (5,242 )

Difference between tax and book depreciation

    7,532       10,906  

Stock-based compensation

    (61,394 )     (24,206 )

Research & Development credits

    (54,160 )     (47,782 )
Impact of New York State taxation change     381,345       -  

Income tax expense/(benefit)

   $ 219,380      $ (462,380 )