XML 62 R35.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of Stock Option Activity
A summary of the Company’s stock option activity as of December 31, 2015, and changes during the year then ended, is presented below:
 
Number of
Shares
 
Option Price
Per Share
 
Weighted Average
Exercise Price
 
Aggregate
Intrinsic
Value
(in thousands)
Outstanding at December 31, 2014
170,815

 
$2.89 –$24.65
 
$
14.84

 
 
Exercised
(51,936
)
 
2.89 –24.65
 
18.71

 
 
Outstanding at December 31, 2015
118,879

 
$2.89 –$24.65
 
$
16.23

 
$
1,528

Exercisable at December 31, 2015
118,879

 
$2.89 –$24.65
 
$
16.23

 
$
1,528
Summary of Restricted Stock Units
A summary of the status of the Company’s restricted stock units and restricted stock awards as of December 31, 2015, and changes during the year then ended, is presented below:
 
Non-Vested
Shares
 
Weighted Average
Grant Date
Fair Value
Non-vested at December 31, 2014
1,102,281

 
$
35.60

Awarded
712,666

 
$
42.21

Vested
(430,813
)
 
$
35.90

Cancelled/forfeited
(79,863
)
 
$
42.22

Non-vested at December 31, 2015
1,304,271

 
$
38.71