Reconciliation of Basic and Diluted Shares

6 Months Ended

Jun. 30, 2018

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)	2018		2017		2018		2017
Income from continuing operations attributable to Harsco Corporation common stockholders	$	39,913	$	18,635	$	58,173	$	27,902
Weighted-average shares outstanding - basic	80,861		80,535		80,756		80,460
Dilutive effect of stock-based compensation	2,782		2,315		2,838		2,098
Weighted-average shares outstanding - diluted	83,643		82,850		83,594		82,558
Earnings from continuing operations per common share, attributable to Harsco Corporation common stockholders:
Basic	$	0.49	$	0.23	$	0.72	$	0.35
Diluted	$	0.48	$	0.22	$	0.70	$	0.34

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

	Three Months Ended		Six Months Ended
	June 30		June 30
(In thousands)	2018	2017	2018	2017
Restricted stock units	—	—	—	—
Stock options	—	55	—	55
Stock appreciation rights	283	972	489	1,117
Performance share units	—	176	—	320