Loss per Share (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Calculation of Weighted Average Common Shares Outstanding used in Computation of Diluted Earnings Per Share

The following table summarizes the calculation of weighted average common shares outstanding used in the computation of diluted (loss) earnings per share:

	Net Loss		Weighted Average Shares	Loss Per Share
	(In thousands, except per share amounts)
Year Ended December 31, 2020
Basic loss per share	$	(277,353)	35,689	$	(7.77)
Effect of dilutive securities
Restricted stock awards (1)	—		—	—
Performance share units (1)	—		—	—
Warrants (1)	—		—	—
Diluted loss per share	$	(277,353)	35,689	$	(7.77)
Year Ended December 31, 2019
Basic loss per share	$	(449,305)	35,427	$	(12.68)
Effect of dilutive securities
Restricted stock awards (1)	—		—	—
Performance share units (1)	—		—	—
Warrants (1)	—		—	—
Diluted loss per share	$	(449,305)	35,427	$	(12.68)

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(1)    No incremental shares of potentially dilutive restricted stock awards, performance share units or warrants were included for the year ended December 31, 2020 and 2019, as their effect was antidilutive under the treasury stock method.