EARNINGS PER SHARE: (Tables)

12 Months Ended

Dec. 31, 2012

EARNINGS PER SHARE:

Schedule of reconciliation of income (numerator) and shares (denominator) used in computation of diluted earnings per share

The following table reconciles income (numerator) and shares (denominator) used in our computations of earnings per share for the years ended December 31, 2012, 2011 and 2010 (in thousands):

	2012			2011			2010
Income (Numerator)
Income from continuing operations	$	144,488		$	76,588		$	75,625
Income impact of assumed conversion of the 4.875% Notes, net of taxes	180			180			166
Income impact of assumed conversion of the 6.0% Notes, net of taxes	—			—			2,521
Net (income) loss attributable to noncontrolling interests included in continuing operations	(287		)	(379		)	1,100
Numerator for diluted earnings per common share from continuing operations available to common shareholders	144,381			76,389			79,412
Income (loss) from discontinued operations, net of taxes	465			(411		)	(577		)
Numerator for diluted earnings available to common shareholders	$	144,846		$	75,978		$	78,835
Shares (Denominator)
Weighted-average common shares outstanding	81,020			80,217			80,245
Dilutive effect of outstanding stock settled appreciation rights, restricted stock awards and stock options	36			61			37
Dilutive effect of 4.875% Notes	254			254			254
Dilutive effect of 6.0% Notes	—			—			3,070
Weighted-average common and common equivalent shares outstanding	81,310			80,532			83,606