EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Computation of Earnings Per Share

	Twelve months ended December 31,
	2018			2017			2016
	(In thousands, except per share data)
Net income per consolidated statements of income	$	37,178		$	21,785		$	18,828
Net income allocated to participating securities		(182	)		(136	)		(121	)
Net income allocated to common stock	$	36,996		$	21,649		$	18,707
Basic earnings per common share computation:
Distributed earnings allocated to common stock	$	12,912		$	6,919		$	5,140
Undistributed earnings allocated to common stock		24,084			14,730			13,567
Net earnings allocated to common stock	$	36,996		$	21,649		$	18,707
Weighted average common shares outstanding, including shares    considered participating securities		49,835			49,459			46,967
Less: Average participating securities		(244	)		(309	)		(301	)
Weighted average shares		49,591			49,150			46,666
Basic earnings per common share	$	0.75		$	0.44		$	0.40
Diluted earnings per common share computation:
Net earnings allocated to common stock	$	36,996		$	21,649		$	18,707
Weighted average common shares outstanding for basic earnings    per common share		49,591			49,150			46,666
Add: Dilutive potential common shares		259			342			371
Weighted average shares and dilutive potential common shares		49,850			49,492			47,037
Diluted earnings per common share	$	0.74		$	0.44		$	0.40