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, 2013
Share-based Compensation [Abstract]  
Summary Of Stock-Based Compensation Expense
Stock-based compensation expense consisted of the following (in thousands):
 
 
Three Months Ended March 31,
 
 
2013
 
2012
Stock options
 
$
827

 
$
908

Restricted stock units
 
1,123

 
1,204

Total
 
$
1,950

 
$
2,112

Schedule Of Weighted Average Assumptions
The following table presents the weighted average assumptions for stock options granted in the period:
 
Three Months Ended March 31,
 
2013
 
2012
Expected term
4.49 years
 
4.51 years
Expected stock price volatility
31.02%
 
32.44%
Risk-free interest rate
0.61%
 
0.87%
Expected dividend yield
1.65%
 
1.80%
Weighted average grant date fair value
$11.91
 
$11.44
Schedule Of Weighted Average Assumptions For Restricted Stock Units
The following table presents the weighted average assumptions for restricted stock units granted in the period:
 
Three Months Ended March 31,
 
2013
 
2012
Vesting period
4.00 years
 
3.90 years
Expected dividend yield
1.61%
 
1.79%
Estimated average grant date fair value per restricted stock unit
$51.22
 
$45.90