XML 29 R18.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Retained Earnings
9 Months Ended
Apr. 30, 2011
Retained Earnings [Abstract]  
Retained Earnings
13.   Retained Earnings
    The components of the change in retained earnings are as follows:
         
Balance as of July 31, 2010
  $ 745,204  
Net Income
    69,384  
Dividends Paid
    (16,744 )
 
     
Balance as of April 30, 2011
  $ 797,844