XML 49 R33.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stockholders' Equity (Tables)
 12 Months Ended
Dec. 31, 2016
Share-based Compensation [Abstract]  
Schedule of weighted-average assumptions used to value options as of their grant date
The weighted-average assumptions used to value options as of their grant date were as follows:
 
Year Ended
December 31,
 
2016
 
2015
 
2014
Risk-free interest rate
1.43
%
 
1.55
%
 
1.52
%
Expected volatility
38.2
%
 
43.3
%
 
46.5
%
Expected life (in years)
4.18

 
4.17

 
4.21

Forfeiture rate
5.00
%
 
5.00
%
 
5.00
%
Dividend yield
0
%
 
0
%
 
0
%
Schedule of share-based compensation, stock options, activity
The changes in outstanding stock options for the year ended December 31, 2016 are as follows:
 
 
Number of Options
 
Weighted Average
Exercise Price
 
Weighted Average
Remaining
Contractual Life
(in Years)
 
Aggregate Intrinsic
Value
Outstanding at December 31, 2015
1,177

 
$
11.60

 
 
 
 
Granted
75

 
$
8.90

 
 
 
 
Exercised
(269
)
 
$
9.06

 
 
 
 
Expired, canceled or forfeited
(297
)
 
$
13.68

 
 
 
 
Outstanding at December 31, 2016
686

 
$
11.41

 
2.23
 
$
681

Exercisable at December 31, 2016
379

 
$
11.39

 
1.50
 
$
382

Options vested or expected to vest at December 31, 2016
674

 
$
11.42

 
2.04
 
$
662
Schedule of share-based compensation, activity
Restricted stock activity under the 2006 Plan and the 2016 Plan for 2016 is as follows:
 
 
Number of
Shares
 
Weighted-
average
grant date
fair value
Outstanding at December 31, 2015, unvested
458

 
$
13.22

Granted
424

 
8.68

Vested
(186
)
 
12.82

Forfeited
(52
)
 
10.39

Outstanding at December 31, 2016, unvested
644

 
$
10.58