Reconciliation of Basic and Diluted Shares

6 Months Ended

Jun. 30, 2017

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)	2017		2016			2017		2016
Income (loss) from continuing operations attributable to Harsco Corporation common stockholders	$	18,635	$	(27,994	)	$	27,902	$	(38,544	)
Weighted-average shares outstanding - basic	80,535		80,337			80,460		80,288
Dilutive effect of stock-based compensation	2,315		—			2,098		—
Weighted-average shares outstanding - diluted	82,850		80,337			82,558		80,288
Earnings (loss) from continuing operations per common share, attributable to Harsco Corporation common stockholders:
Basic	$	0.23	$	(0.35	)	$	0.35	$	(0.48	)
Diluted	$	0.22	$	(0.35	)	$	0.34	$	(0.48	)

The following average outstanding stock-based compensation units were not included in the computation of diluted earnings (loss) per share because the effect was antidilutive:

	Three Months Ended		Six Months Ended
	June 30		June 30
(In thousands)	2017	2016	2017	2016
Restricted stock units	—	957	—	694
Stock options	55	90	55	90
Stock appreciation rights	972	1,641	1,117	1,364
Performance share units	176	835	320	572