Quarterly report pursuant to Section 13 or 15(d)

Stock Compensation Plans (Tables)

v2.3.0.15
Stock Compensation Plans (Tables)
9 Months Ended
Sep. 30, 2011
Stock Compensation Plans [Abstract]  
Estimated Fair Value For Performance Share Grants

Grant Date

 

Grant Date
Market Price

 

Average
Expected

Term (Years)

 

Expected
Volatility

 

Risk-Free
Interest Rate

 

Dividend Yield

 

Fair Value

 

Fair Value
(Percent of
Grant Date
Market Price)

March 8, 2011

  $96.70   2.81   94.4%   1.17%   0.58%   $77.90   80.60%