Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Summary of Net Income (Loss) Per Share

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
Loss from continuing operations	$	(13,784	)	$	(3,480	)	$	(44,277	)	$	(27,961	)
Income from discontinued operations, net of tax (Note 2)	—			129,441			—			140,195
Net income (loss)	$	(13,784	)	$	125,961		$	(44,277	)	$	112,234
Weighted average shares outstanding	28,688			27,544			27,784			27,403
Effect of dilutive stock options	—			—			—			—
Diluted shares outstanding	28,688			27,544			27,784			27,403
Basic loss from continuing operations per share	$	(0.48	)	$	(0.13	)	$	(1.59	)	$	(1.02	)
Basic income from discontinued operations per share	—			4.70			—			5.12
Basic net loss per share	$	(0.48	)	$	4.57		$	(1.59	)	$	4.10
Diluted loss from continuing operations per share	$	(0.48	)	$	(0.13	)	$	(1.59	)	$	(1.02	)
Diluted income from discontinued operations per share	—			4.70			—			5.12
Diluted net loss per share	$	(0.48	)	$	4.57		$	(1.59	)	$	4.10
Cash dividends declared per common share	$	0.07		$	0.07		$	0.21		$	0.21