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Investments (Tables)
9 Months Ended
Aug. 31, 2013
Investments  
Schedule of cost, unrealized gain and fair value of Griffin's investment in Centaur Media

 

August 31, 2013

 

December 1, 2012

 

 

 

 

 

 

 

Fair value

 

$

2,526

 

$

4,226

 

Cost

 

1,957

 

2,613

 

Unrealized gain

 

$

569

 

$

1,613