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Related Party Transactions (Details) (USD $)
In Millions, unless otherwise specified
1 Months Ended 6 Months Ended
Feb. 29, 2012
Jun. 30, 2012
item
Related party transactions    
Number of companies which will equally share the gross profits over and above initial amount of gross profits retained by the reporting entity   2
Credo
   
Related party transactions    
Number of executive officers who are investors in related parties   2
Payment to be made to related party under development and marketing agreement $ 1.4  
Payment made to related party   0.3
Initial amount of gross profits which will be retained by the entity   $ 1.2