XML 17 R12.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Comprehensive Income
6 Months Ended
Jun. 30, 2011
Comprehensive Income  
Comprehensive Income
8)  
Comprehensive income reflects the change in equity of a business enterprise during a period from transactions and other events and circumstances from non-owner sources. For the Company, comprehensive income represents net income adjusted for items such as unrealized gains and losses on investments and foreign currency translation adjustments. Comprehensive income was as follows:
                 
    June 30, 2011     June 30, 2010  
Quarter Ended
  $ 35,965,412     $ 23,884,823  
Six Months Ended
  $ 83,278,217     $ 57,763,874