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STOCK-BASED COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Allocation of Recognized Compensation Expense | Compensation expense recognized in connection with the stock based compensation plans are presented in the following table for the years ended December 31, 2018, 2017, and 2016:
(in thousands) |  | 2018 |  | 2017 |  | 2016
Stock options and restricted stock awards |  | $ | 350 |  |  | $ | 399 |  |  | $ | 543 |
Performance stock units |  | 237 |  |  | 290 |  |  | 304 |
Restricted stock units |  | 711 |  |  | 585 |  |  | 431 |
Total compensation expense |  | $ | 1,298 |  |  | $ | 1,274 |  |  | $ | 1,278 |
Summary of Stock Option Activity | tock Option and Restricted Stock Awards Activity: A summary combined status of the stock option and restricted stock awards as of December 31, 2018 and 2017, and changes during the year then ended is presented below:
Stock Options |  | Number of Stock Options Outstanding |  | Weighted Average Exercise Price |  | Aggregate Intrinsic Value
Outstanding at January 1, 2018 |  | 169,921 |  |  | $ | 18.95 |  |  |
Granted |  | — |  |  | — |  |  |
Exercised |  | (47,534 | ) |  | 16.32 |  |  |
Forfeited |  | (750 | ) |  | 22.16 |  |  |
Outstanding at December 31, 2018 |  | 121,637 |  |  | $ | 19.96 |  |  | $ | 313 |
Ending vested and expected to vest December 31, 2018 |  | 121,637 |  |  | $ | 19.96 |  |  | $ | 313 |
Exercisable at December 31, 2018 |  | 101,554 |  |  | 20.66 |  |  | 192 |
Stock Options |  | Number of Stock Options Outstanding |  | Weighted Average Exercise Price |  | Aggregate Intrinsic Value
Outstanding at January 1, 2017 |  | 236,763 |  |  | $ | 17.99 |  |  |
Granted |  | — |  |  | — |  |  |
Exercised |  | (55,725 | ) |  | 15.19 |  |  |
Forfeited |  | (11,117 | ) |  | 17.38 |  |  |
Outstanding at December 31, 2017 |  | 169,921 |  |  | $ | 18.95 |  |  | 1,370 |
Ending vested and expected to vest December 31, 2017 |  | 169,921 |  |  | $ | 18.95 |  |  | $ | 1,370 |
Exercisable at December 31, 2017 |  | 100,317 |  |  | 18.66 |  |  | 838 |
Summary of Restricted Stock Awards Activity |
Restricted Stock Awards |  | Number of Restricted Stock Awards Outstanding |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2018 |  | — |  |  | — |
Awarded |  | 12,420 |  |  | $ | 24.14 |
Vested |  | (12,420 | ) |  | 24.14 |
Forfeited |  | — |  |  | — |
Outstanding at December 31, 2018 |  | — |  |  | $ | — |
Restricted Stock Awards |  | Number of Restricted Stock Awards Outstanding |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2017 |  | — |  |  | — |
Awarded |  | 8,004 |  |  | $ | 29.96 |
Vested |  | (8,004 | ) |  | 29.96 |
Forfeited |  | — |  |  | — |
Outstanding at December 31, 2017 |  | — |  |  | $ | — |
Performance stock units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of Stock Units Activity | The following table summarizes performance units at target as of December 31, 2018 and 2017:
Performance Stock Units |  | Number of Performance Stock Units Outstanding |  | Weighted Average Grant Date Fair Value
Nonvested at January 1, 2018 |  | 33,627 |  |  | $ | 25.21 |
Awarded |  | 23,011 |  |  | 26.30 |
Vested and exercised |  | (15,017 | ) |  | 22.25 |
Forfeited |  | (3,756 | ) |  | 27.94 |
Nonvested at December 31, 2018 |  | 37,865 |  |  | $ | 26.77 |
Performance Stock Units |  | Number of Performance Stock Units Outstanding |  | Weighted Average Grant Date Fair Value
Nonvested at January 1, 2017 |  | 34,246 |  |  | $ | 21.25 |
Awarded |  | 17,711 |  |  | 26.74 |
Vested and exercised |  | (15,121 | ) |  | 18.84 |
Forfeited |  | (3,209 | ) |  | 21.51 |
Nonvested at December 31, 2017 |  | 33,627 |  |  | $ | 25.21 |
Restricted stock units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of Stock Units Activity | The following table summarizes restricted stock units activity in 2018 and 2017:
Restricted Stock Units |  | Number of Restricted Stock Units Outstanding |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2018 |  | 74,168 |  |  | $ | 26.60 |
Granted |  | 46,743 |  |  | 28.66 |
Vested and exercised |  | (26,489 | ) |  | 24.36 |
Forfeited |  | (13,682 | ) |  | 28.28 |
Outstanding at December 31, 2018 |  | 80,740 |  |  | $ | 28.24 |
Restricted Stock Units |  | Number of Restricted Stock Units Outstanding |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2017 |  | 40,681 |  |  | $ | 22.03 |
Granted |  | 57,561 |  |  | 28.48 |
Vested and exercised |  | (12,667 | ) |  | 21.49 |
Forfeited |  | (11,407 | ) |  | 25.43 |
Outstanding at December 31, 2017 |  | 74,168 |  |  | $ | 26.60 |

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