EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2017

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, 2017, 2016, and 2015 (in thousands):



	2017			2016			2015
Income (Numerator)
Net income	$	594,104		$	250,762		$	176,099
Net income attributable to noncontrolling interests	(18,091		)	(5,461		)	(4,575		)
Numerator for diluted earnings available to common shareholders	$	576,013		$	245,301		$	171,524

Shares (Denominator)
Weighted-average common shares outstanding	99,844			93,567			95,003
Dilutive effect of outstanding stock settled appreciation rights and stock options	945			866			725
Weighted-average common and common equivalent shares outstanding	100,789			94,433			95,728

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table shows the weighted-average stock-settled appreciation rights and outstanding stock options (in thousands) that are excluded from the calculation of diluted earnings per common share as the inclusion of such shares would be anti-dilutive.



	2017	2016	2015
Weighted-average stock-settled appreciation rights and outstanding stock options excluded	450	556	131