Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Tables)

v2.4.0.6
STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Fair Value of Employee Stock Options Granted and Determined by Black-Scholes Valuation Model Assumptions
The weighted average fair value of our employee stock options granted, as determined by the Black-Scholes valuation model, was $14.88 for 2012, using the following assumptions:
 
2012
Expected life (in years)
7.5

Risk-free interest rate
1.63
%
Expected volatility
25.06
%
Expected dividend yield
2.77
%