Reconciliation of Basic and Diluted Shares

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Reconciliation of Basic and Diluted Shares

Reconciliation of Basic and Diluted Shares

	Three Months Ended				Six Months Ended
	June 30				June 30
(In thousands, except per share amounts)	2021		2020		2021		2020
Income (loss) from continuing operations attributable to Harsco Corporation common stockholders	$	14,463	$	(10,750)	$	15,925	$	(19,532)
Weighted-average shares outstanding:
Weighted-average shares outstanding - basic	79,265		78,987		79,177		78,874
Dilutive effect of stock-based compensation	1,509		—		1,220		—
Weighted-average shares outstanding - diluted	80,774		78,987		80,397		78,874
Earnings (loss) from continuing operations per common share, attributable to Harsco Corporation common stockholders:
Basic	$	0.18	$	(0.14)	$	0.20	$	(0.25)
Diluted	$	0.18	$	(0.14)	$	0.20	$	(0.25)

The following average outstanding stock-based compensation units were not included in the computation of diluted earnings per share because the effect was either antidilutive or the market conditions for the performance share units were not met:

	Three Months Ended		Six Months Ended
	June 30		June 30
(In thousands)	2021	2020	2021	2020
Restricted stock units	—	739	—	744
Stock appreciation rights	467	2,472	656	2,558
Performance share units	690	896	851	918