Earnings (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Earnings (Loss) per Share

Earnings (loss) per share is computed as follows (in thousands, except per share data):

	For the Three Months Ended September 30,												For the Nine Months Ended September 30,
	2017						2016						2017								2016
	Net Income		Shares		Per Share Amount		Net Income		Shares		Per Share Amount		Net Loss			Shares		Per Share Amount			Net Loss			Shares		Per Share Amount
Basic earnings (loss) per share	$	55,034		86,012	$	0.64	$	65,655		85,290	$	0.77	$	(181,945	)		85,712	$	(2.12	)	$	(626	)		84,787	$	(0.01	)
Effect of dilutive incentive-based awards				272						157							—								—
Diluted earnings (loss) per share	$	55,034		86,284	$	0.64	$	65,655		85,447	$	0.77	$	(181,945	)		85,712	$	(2.12	)	$	(626	)		84,787	$	(0.01	)