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STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2014
STOCK-BASED COMPENSATION  
Schedule of weighted average assumptions as of grant date used to determine fair value of options granted

 

                                                                                                                                                                                    

 

 

2014

 

2013

 

2012

 

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

Risk-free interest rate

 

 

2.08 

%

 

1.35 

%

 

1.29 

%

Expected term (years)

 

 

7.00 

 

 

7.00 

 

 

7.00 

 

Expected stock price volatility

 

 

28.04 

%

 

33.93 

%

 

40.19 

%

Dividend yield

 

 

2.49 

%

 

1.77 

%

 

0.42 

%

 

Summary of stock option activity

 

                                                                                                                                                                                    

Options (restated for stock dividends and splits)

 

Shares

 

Weighted
Average
Exercise Price

 

Weighted
Average
Remaining
Contractual
Term
(years)

 

Aggregate
Intrinsic
Value

 

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

Outstanding, beginning of year

 

 

402,139

 

$

13.79

 

 

 

 

 

 

 

Granted

 

 

31,327

 

 

16.11

 

 

 

 

 

 

 

Exercised

 

 

(6,950

)

 

9.50

 

 

 

 

 

 

 

Forfeited or expired

 

 

(48,726

)

 

18.48

 

 

 

 

 

 

 

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

​  

Outstanding at end of year

 

 

377,790

 

$

13.46

 

 

4.9

 

$

2,817

 

Exercisable at year end

 

 

288,938

 

$

13.24

 

 

3.8

 

$

2,219

 

Fully vested and expected to vest

 

 

370,575

 

$

13.44

 

 

4.8

 

$

2,772

 

 

Schedule of information related to the 2007 stock incentive plan and the 2003 plan

 

                                                                                                                                                                                    

 

 

2014

 

2013

 

2012

 

​  

 

​  

​  

 

​  

​  

 

​  

​  

Intrinsic value of options exercised

 

$

55 

 

$

265 

 

$

124 

 

Cash received from option exercises

 

 

66 

 

 

389 

 

 

120 

 

Tax benefit realized from option exercises

 

 

 

 

25 

 

 

12 

 

Weighted average (per share) fair value of options granted

 

 

3.78 

 

 

4.16 

 

 

4.88 

 

 

Summary of changes in the nonvested shares

 

                                                                                                                                                                                    

 

 

Shares

 

Weighted Average
Grant Date
Fair Value

 

​  

 

​  

​  

 

​  

​  

Nonvested at January 1, 2014

 

 

105,283

 

$

12.85

 

Granted

 

 

34,337

 

 

16.30

 

Vested

 

 

(47,697

)

 

11.43

 

Forfeited

 

 

 

 

—  

 

​  

​  

​  

​  

​  

Nonvested at December 31, 2014

 

 

91,923

 

$

14.88

 

 

Schedule of shares awarded

 

                                                                                                                                                                                    

Quarter

 

Shares

 

Price per Share

 

​  

 

​  

 

​  

​  

 

​  

​  

2012

 

1Q

 

 

8,750 

 

$

9.29 

 

 

 

2Q

 

 

7,200 

 

$

11.83 

 

 

 

3Q

 

 

7,200 

 

$

11.58 

 

 

 

4Q

 

 

7,200 

 

$

12.25 

 

2013

 

1Q

 

 

7,200 

 


$

13.38 

 

 

 

2Q

 

 

26,100 

 

$

13.79 

 

2014

 

2Q

 

 

21,780 

 


$

16.53