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Stock Options (Tables)
6 Months Ended
Jun. 30, 2015
Stock Options  
Summary of option activity under stock option plans

 

 

 

Number of
Options

 

Weighted
Average
Exercise Price

 

Weighted
Average
Remaining
Contractual
Term (years)

 

Aggregate
Intrinsic
Value ($)

 

 

 

 

 

 

 

 

 

(Dollars in Thousands)

 

Options outstanding at December 31, 2014

 

993,889 

 

$

18.94 

 

 

 

 

 

Plus: Options granted

 

10,000 

 

24.92 

 

 

 

 

 

Less:

 

 

 

 

 

 

 

 

 

Options exercised

 

40,760 

 

16.01 

 

 

 

 

 

Options expired

 

44,075 

 

26.73 

 

 

 

 

 

Options forfeited

 

19,221 

 

16.92 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options outstanding at June 30, 2015

 

899,833 

 

18.76 

 

6.71 

 

$

7,297 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options fully vested and exercisable at June 30, 2015

 

218,834 

 

$

14.53 

 

3.16 

 

$

2,700