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Intangible Assets And Goodwill (Summary Of Changes In The Carrying Amount Of Goodwill) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Nov. 30, 2013
Nov. 30, 2012
Goodwill [Roll Forward]    
Balance, beginning of year $ 226,110 $ 256,211
Additions 4,798 0
Disposals (6,377) (11,440)
Goodwill transferred to assets held for sale 0 (18,581)
Translation adjustments (245) (80)
Balance, end of year $ 224,286 $ 226,110