SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Schedule of computation of basic and diluted earnings per share

Basic and diluted income (loss) per share was determined based on the following share data (in thousands):

	Year Ended December 31,
	2017	2016	2015
Weighted average basic common shares	11,945	11,812	11,516
Effect of stock options	1,626	886	866
Effect of dilutive share awards	111	75	159
Effect of Convertible Senior Notes	—	—	—
Weighted average diluted common shares	13,682	12,773	12,541