Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Calculations of Net Loss Per Share

The calculations of net income (loss) per share were as follows:

	Three months ended September 30,					Nine months ended September 30,
	2018		2017			2018		2017
	(Unaudited - In thousands, except per share data)
Basic:
Net income (loss)	$	32,060	$	(18,650	)	$	994	$	(69,844	)
Weighted average common shares outstanding	20,561		20,455			20,535		20,416
Net income (loss) per share	$	1.56	$	(0.91	)	$	0.05	$	(3.42	)
Diluted:
Net income (loss) for dilutive share computation	$	32,060	$	(18,650	)	$	994	$	(69,844	)
Number of shares used in basic per share computation	20,561		20,455			20,535		20,416
Unvested restricted stock and DSU's	—		—			—		—
Employee stock options	—		—			—		—
Weighted average common shares outstanding	20,561		20,455			20,535		20,416
Net income (loss) for dilutive share computation	$	1.56	$	(0.91	)	$	0.05	$	(3.42	)