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Income Taxes (Tables)
12 Months Ended
Jan. 31, 2013
Income Taxes [Abstract]  
Schedule of tax effects of temporary differences that gave rise to deferred tax assets and liabilities
                 
    2013     2012  

Assets:

               

Purchased intangibles

  $ 1,407,000     $ 1,557,000  

Stock options

    1,675,000       1,497,000  

Accrued liabilities

    855,000       695,000  

Moxie Project net operating losses

    432,000       —    

Other

    144,000       228,000  
   

 

 

   

 

 

 
      4,513,000       3,977,000  
   

 

 

   

 

 

 

Liabilities:

               

Purchased intangibles

    2,258,000       1,942,000  

Property and equipment

    581,000       453,000  

Other

    35,000       53,000  
   

 

 

   

 

 

 
      2,874,000       2,448,000  
   

 

 

   

 

 

 

Net deferred tax assets

  $ 1,639,000     $ 1,529,000  
   

 

 

   

 

 

 
Company's income tax expense relating to continuing operations
                 
    2013     2012  

Current:

               

Federal

  $ 11,555,000     $ 3,771,000  

State

    2,224,000       836,000  
   

 

 

   

 

 

 
      13,779,000       4,607,000  
   

 

 

   

 

 

 

Deferred:

               

Federal

    (207,000     41,000  

State

    68,000       (92,000
   

 

 

   

 

 

 
      (139,000     (51,000
   

 

 

   

 

 

 

Income tax expense

  $ 13,640,000     $ 4,556,000  
   

 

 

   

 

 

 
Actual income tax expense amounts
                 
    2013     2012  

Computed “expected” income tax

  $ 12,510,000     $ 4,068,000  

Increase (decrease) resulting from:

               

State income taxes, net

    1,459,000       460,000  

Permanent differences

    (730,000     (138,000

Federal income tax true-up and other adjustments

    401,000       166,000  
   

 

 

   

 

 

 

Income tax expense

  $ 13,640,000     $ 4,556,000