Reconciliation of Basic and Diluted Shares (Tables)

3 Months Ended

Mar. 31, 2012

Reconciliation of Basic and Diluted Shares

Reconciliation of basic and diluted shares

	Three Months Ended
	March 31
(In thousands, except per share amounts)	2012			2011
Income (loss) from continuing operations attributable to Harsco Corporation common stockholders	$	(28,963	)	$	12,256
Weighted-average shares outstanding - basic	80,579			80,695
Dilutive effect of stock-based compensation	—			249
Weighted-average shares outstanding - diluted	80,579			80,944
Earnings (loss) from continuing operations per common share, attributable to Harsco Corporation common stockholders:
Basic	$	(0.36	)	$	0.15
Diluted	$	(0.36	)	$	0.15