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Net Capital Requirements (Tables)
3 Months Ended
Feb. 29, 2012
Net Capital Requirements [Abstract]  
Net capital, adjusted and excess net capital
      Adjusted Net       Adjusted Net  
    Net Capital     Excess Net
Capital
 

Jefferies

  $ 961,360     $ 915,567  

Jefferies Execution

    10,470       10,220  

Jefferies High Yield Trading

    575,342       575,092  

 

      Adjusted Net       Adjusted Net  
    Adjusted Net
Capital
    Excess Net
Capital
 

Jefferies Bache, LLC

  $ 230,276     $ 74,238