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Note 7 - Intangible Assets
12 Months Ended
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Disclosure [Text Block]

7. Intangible Assets


The following is a summary of the carrying amount, accumulated amortization and the resulting net book value of intangible assets:


June 30, 2013


   

Carrying amount

   

Accumulated amortization

   

Net book value

 

Customer list

  $ 10,234,000     $ 6,648,000     $ 3,586,000  

Trade name

    3,931,000       1,247,000       2,684,000  

Intellectual property

    1,324,000       1,324,000        

Total intangible assets

  $ 15,489,000     $ 9,219,000     $ 6,270,000  

June 30, 2012


   

Carrying amount

   

Accumulated amortization

   

Net book value

 

Customer list

  $ 9,395,000     $ 6,105,000     $ 3,290,000  

Trade name

    3,931,000       945,000       2,986,000  

Intellectual property

    1,324,000       1,324,000        

Total intangible assets

  $ 14,650,000     $ 8,374,000     $ 6,276,000  

Amortization expense for intangible assets for the years ended June 30, 2013 and June 30, 2012 were $845,000 and $678,000, respectively. Future estimated amortization expense for intangibles assets is as follows: $828,000 in 2014, $807,000 in 2015, $778,000 in 2016, $735,000 in 2017, $433,000 in 2018 and $2,690,000 thereafter.