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Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2014
Share-based Compensation [Abstract]  
Activity in Stock Award Plans
The activity in the Stock Plan is displayed in the following table:
Authorized Shares Available for Future Award Grants
Three Months Ended March 31, 2014
 
From Inception to March 31, 2014
Beginning balance
353,649

 
1,900,000

Number of awards granted
(313,288
)
 
(1,995,784
)
Number of awards forfeited or expired
500

 
136,645

Ending balance
40,861

 
40,861

Number of option awards exercised
26,532

 
408,300

Number of unrestricted stock awards granted

 
4,555

Number of restricted stock awards vested

 
18,576

The activity in the Director Plan is displayed in the following table:
Authorized Shares Available for Future Award Grants
Three Months Ended March 31, 2014
 
From Inception to March 31, 2014
Beginning balance
103,912

 
300,000

Number of awards granted

 
(202,091
)
Number of awards forfeited or expired

 
6,003

Ending balance
103,912

 
103,912

Number of option awards exercised

 
3,156

Number of restricted stock awards vested

 
6,402

Remaining Stock-Based Compensation Expense
We expect this compensation to be recognized over the remainder of 2014 and subsequent years according to the following table, except with respect to awards that are accelerated by the Board of Directors, in which case we will recognize any remaining compensation expense in the period in which the awards are accelerated.
2014
 
$
1,421

2015
 
1,715

2016
 
1,290

2017
 
1,144

2018
 
779

2019
 
90

Total
 
$
6,439