Basis of Consolidation and Presentation (Tables)

3 Months Ended

Mar. 31, 2016

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Calculation of Basic and Diluted Net Income (Loss) per Share

The following table presents information necessary to calculate net income (loss) per share for the three months March 31, 2016 and 2015 as well as potentially dilutive securities excluded from the weighted average number of diluted common shares outstanding because their inclusion would have been anti-dilutive (in thousands, except per share amounts):

	Three Months Ended
	March 31,
	2016			2015
BASIC EPS:
Net income (loss)	$	(70,503	)	$	9,125
Adjust for (income) loss attributed to holders of non-vested restricted stock		681			(86	)
Income attributed to common stockholders	$	(69,822	)	$	9,039
Weighted average number of common shares outstanding, excluding non-vested    shares of restricted stock		145,770			144,983
Basic net income (loss) per common share	$	(0.48	)	$	0.06
DILUTED EPS:
Income (loss) attributed to common stockholders	$	(69,822	)	$	9,039
Weighted average number of common shares outstanding, excluding non-vested    shares of restricted stock		145,770			144,983
Add dilutive effect of potential common shares	-				762
Weighted average number of diluted common shares outstanding		145,770			145,745
Diluted net income (loss) per common share	$	(0.48	)	$	0.06
Potentially dilutive securities excluded as anti-dilutive		7,740			5,569