STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2017

Stock option plans

STOCK OPTION PLANS

Schedule of summary of activity under the stock option plans

	December 31,
	2017			2016
	Number of	Weighted		Number of	Weighted
	Shares	Average		Shares	Average
	Underlying	Exercise		Underlying	Exercise
(Dollars in thousands, except per share data)	Options	Price		Options	Price
Options outstanding at beginning of period	248,314	$	12.80	647,074	$	10.99
Granted	80,000	$	21.00	—	$	—
Forfeited	(56,832)	$	10.14	(5,062)	$	9.85
Exercised	(11,160)	$	10.47	(393,698)	$	9.87
Options outstanding at end of period	260,322	$	16.00	248,314	$	12.80

Schedule of fair value of each option grant estimated on the date of grant using the Black-Scholes option pricing model

	Year Ended		Year Ended
	December 31,		December 31,
	2017		2015
Dividend yield	0.95	%	1.19	%
Expected volatility	35.97	%	8.96	%
Risk free interest rate	2.42	%	2.05	%
Expected life in years	6.0		6.0

Schedule of exercisable, unvested and outstanding of stock options and restricted stock

	December 31, 2017
Stock Options		Exercisable		Unvested		Outstanding
Number of shares underlying options		127,122		133,200		260,322
Weighted-average exercise price per share	$	12.49	$	19.36	$	16.00
Aggregate intrinsic value (in thousands)	$	2,183	$	1,372	$	3,555
Weighted-average contractual term (years)		4.5		8.6		6.6

Restricted Stock

STOCK OPTION PLANS

Schedule of exercisable, unvested and outstanding of stock options and restricted stock

	December 31, 2017
Restricted stock		Exercisable		Unvested		Outstanding
Number of shares underlying restricted stock		—		212,580		212,580
Weighted-average grant date fair value per share	$	—	$	27.27	$	27.27
Aggregate grant date fair value (in thousands)	$	—	$	5,797	$	5,797
Weighted-average contractual term (years)		—		4.4		4.4