XML 26 R57.htm IDEA: XBRL DOCUMENT v2.4.0.8
Investments in Unconsolidated Joint Ventures (Narratives) (Details) (USD $)
9 Months Ended
Aug. 31, 2013
Aug. 31, 2012
Equity Method Investments and Joint Ventures [Abstract]    
Equity in loss of unconsolidated joint ventures including pretax, noncash impairment charges $ 0 $ 0