Earnings (Loss) per Common Share (Tables)

12 Months Ended

Dec. 31, 2011

Earnings (loss) per common share:

Basic and diluted earnings (loss) per common share

Basic and diluted earnings (loss) per common share for the years ended December 31, 2011, 2010 and 2009 were calculated as follows:

(in millions, except per share data)	2011		2010			2009
Net earnings (loss)	$	71.9	$	(110.6	)	$	(586.2	)
Weighted average outstanding shares – basic		89.3		88.7			88.4
Dilutive effect of common stock equivalents		2.9		-			-
Weighted average outstanding shares – diluted		92.2		88.7			88.4
Basic earnings (loss) per common share	$	0.81	$	(1.25	)	$	(6.63	)
Diluted earnings (loss) per common share	$	0.78	$	(1.25	)	$	(6.63	)