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Investments (Tables)
 12 Months Ended
Apr. 26, 2013
[Investments Abstract]  
Schedule of Long-Term Investments

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

April 26,

 

April 27,

 

 

2013

 

2012

Available-for-sale debt security (1)

   

$
0 

   

$
5,508,768 

Cost method equity security (2)

 

 
10,588,202 

 

 
4,000,000 

Carrying amount – long-term investments

 

$
10,588,202 

 

$
9,508,768