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
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of compensation expense and stock award activity
 
Three Months Ended
 
March 31,
 
2013
 
2012
Stock-based compensation expense
$
1,844

 
$
1,653

Non-vested shares granted
332,100

 
349,250

Performance-based non-vested shares granted
62,500

 
56,250

Stock options exercised
122,273

 
68,700

Restricted stock awards vested (includes performance-based awards)
274,600

 
193,616

Summary of stock based compensation agreements
 
As of
 
March 31, 2013
 
December 31, 2012
Unrecognized stock-based compensation cost
$
23,868

 
$
13,072

Weighted average years remaining vesting period
2.84

 
2.17

Total equity awards outstanding (1)
1,587,662

 
1,615,235

 
(1)    Includes vested and unvested options outstanding and unvested restricted stock awards