Earnings per Share

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Earnings per Share

Earnings per Share

The following table provides a reconciliation of the components used in the calculation of basic and diluted earnings per share for the periods presented:

	Three Months Ended June 30,					Six Months Ended June 30,
	2018			2017		2018		2017
Net income (loss) - basic and diluted	$	(2,521	)	$	21,329	$	7,774	$	49,410
Weighted-average shares – basic	15,058			14,992		15,050		14,992
Effect of dilutive securities 1	—			58		121		105
Weighted-average shares – diluted	15,058			15,050		15,171		15,097

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¹  For the three months ended June 30, 2018, approximately 0.1 million potentially dilutive securities, represented by RSUs and PRSUs, had the effect of being anti-dilutive and were excluded from the calculation of diluted earnings per share.