Income From Continuing Operations Per Common Share (Tables)

6 Months Ended

Jun. 30, 2011

Income from Continuing Operations Per Common Share [Abstract]

Computations of basic and diluted (loss) income per common share

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2011			2010			2011			2010
Numerator:
Income from continuing operations	$	45,776		$	17,646		$	12,345		$	95,352
Less: Basic income allocable to participating securities (a)		(808	)		(159	)		(220	)		(1,491	)
Basic income from continuing operations attributable to common shareholders		44,968			17,487			12,125			93,861
Diluted adjustments to income allocable to participating securities (a)		4			—			1			16
Diluted income from continuing operations attributable to common shareholders	$	44,972		$	17,487		$	12,126		$	93,877
Denominator:
Weighted average common shares outstanding — basic		157,997			156,820			157,772			156,608
Effect of dilutive securities:
Employee stock options and SARs		836			1,652			957			1,993
Weighted average common shares — diluted		158,833			158,472			158,729			158,601
Income from continuing operations per common share:
Basic — net income	$	0.28		$	0.11		$	0.08		$	0.59
Diluted — net income	$	0.28		$	0.11		$	0.08		$	0.59

^(a) Restricted stock awards represent participating securities because they participate in nonforfeitable dividends or distributions with common equity owners. Income allocable to participating securities represents the distributed and undistributed earnings attributable to the participating securities. Restricted stock awards do not participate in undistributed net losses.