XML 96 R58.htm IDEA: XBRL DOCUMENT v2.4.0.8
Investments in Affiliates (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jul. 31, 2014
Jul. 31, 2013
Jul. 31, 2012
Investments in equity method affiliates $ 7.5 $ 7.1  
Undistributed earnings of equity method affiliates 4.2 3.8  
Distributions received from equity method affiliates $ 1.0 $ 0.7 $ 0.8
Slifer, Smith, and Frampton/Vail Associates Real Estate, LLC ("SSF/VARE") [Member]
     
Ownership interest 50.00%    
KRED [Member]
     
Ownership interest 50.00%    
Clinton Ditch and Reservoir Company [Member]
     
Ownership interest 43.00%