Net Income (Loss) Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Calculations of Net Loss Per Share

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

	Three months ended March 31,
	2015			2014
	(Unaudited - In thousands, except per share data)
Basic:
Net income (loss)	$	(14,603	)	$	31,319
Weighted average common shares outstanding	20,861			21,687
Net income (loss) per share	$	(0.70	)	$	1.44
Diluted:
Net income (loss)	$	(14,603	)	$	31,319
Interest on convertible senior debentures	—			1,051
Net income (loss) for dilutive share computation	$	(14,603	)	$	32,370
Number of shares used in basic per share computation	20,861			21,687
Convertible senior debentures	—			3,044
Unvested restricted stock and DSUs	—			23
Employee stock options	—			367
Weighted average common shares outstanding	20,861			25,121
Net income (loss) per share	$	(0.70	)	$	1.29