ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Numerator:
Net loss attributable to common stockholders	$ (6,663)	$ (22,555)
Denominator:
Denominator for basic net loss per share – weighted-average outstanding shares	45,001,767	46,757,386
Effect of dilutive securities:
Stock options and restricted stock	0	0
Denominator for diluted net loss per share – weighted-average outstanding shares	45,001,767	46,757,386
Net loss attributable to common stockholders per share – basic and diluted	$ (0.15)	$ (0.48)

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The number of stock options and restrictive stock units, resulting from the "as if" assumption that stock options or restrictive stock units were exercised for purposes of computing the dilutive effect of convertible securities.

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The amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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