EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

The following table shows the computation of basic and diluted earnings per share:

	Three Months Ended March 31,
(Dollars and shares in thousands, except per share data)	2018		2017
Numerator:
Net income	$	37,350	$	18,937
Denominator:
Weighted average basic shares	31,426		31,407
Dilutive potential common shares	834		942
Weighted average fully diluted shares	32,260		32,349
Earnings per share:
Basic	$	1.19	$	0.60
Diluted	$	1.16	$	0.59
Outstanding common stock equivalents having no dilutive effect	88		22