EARNINGS PER SHARE

12 Months Ended

Dec. 31, 2011

EARNINGS PER SHARE

9. EARNINGS PER SHARE

Earnings per common share data were as follows:

	Year Ended December 31,
(in thousands, except per share data)	2011			2010			2009
Net earnings	$	113,430		$	385,405		$	66,768
Weighted-average common shares outstanding, basic		46,684			49,140			48,129
Shares issued on exercise of dilutive options		5,537			8,178			3,490
Shares purchased with assumed proceeds of options and unearned restricted shares		(3,448	)		(5,370	)		(2,363	)
Shares contingently issuable		4			9			14
Weighted-average common shares outstanding, diluted		48,777			51,957			49,270
Net earnings per common share, diluted	$	2.33		$	7.42		$	1.36
Anti-dilutive options excluded from calculation of weighted-average common shares outstanding, diluted		3,263			1,400			7,100