Earnings per Share (Tables)

6 Months Ended

Mar. 31, 2016

Earnings per Share

Schedule of computation of basic and diluted earnings per share

	Three Months Ended						Six Months Ended
	March 31,						March 31,
	2016			2015 (as adjusted)			2016			2015 (as adjusted)
	(in thousands, except per share amounts)
Numerator:
Income from continuing operations	$	25,174		$	153,542		$	41,072		$	357,165
Income (loss) from discontinued operations	(3,969		)	1			(3,865		)	(14		)
Net income	21,205			153,543			37,207			357,151
Adjustment for basic earnings per share:
Earnings allocated to unvested shareholders	(483		)	(974		)	(940		)	(2,241		)
Numerator for basic earnings per share:
From continuing operations	24,691			152,568			40,132			354,924
From discontinued operations	(3,969		)	1			(3,865		)	(14		)
Adjustment for diluted earnings per share:	20,722			152,569			36,267			354,910
Effect of reallocating undistributed earnings of unvested shareholders	—			3			—			10
Numerator for diluted earnings per share:
From continuing operations	24,691			152,571			40,132			354,934
From discontinued operations	(3,969		)	1			(3,865		)	(14		)
	$	20,722		$	152,572		$	36,267		$	354,920
Denominator:
Denominator for basic earnings per share — weighted-average shares	108,014			107,646			107,933			107,812
Effect of dilutive shares from stock options and restricted stock	452			724			497			808
Denominator for diluted earnings per share — adjusted weighted-average shares	108,466			108,370			108,430			108,620
Basic earnings per common share:
Income from continuing operations	$	0.23		$	1.42		$	0.38		$	3.29
Loss from discontinued operations	(0.04		)	—			(0.04		)	—
Net income	$	0.19		$	1.42		$	0.34		$	3.29
Diluted earnings per common share:
Income from continuing operations	$	0.23		$	1.41		$	0.37		$	3.27
Loss from discontinued operations	(0.04		)	—			(0.04		)	—
Net income	$	0.19		$	1.41		$	0.33		$	3.27

Schedule of shares attributable to outstanding equity awards excluded from the calculation of diluted earnings per share

	Three Months Ended				Six Months Ended
	March 31,				March 31,
	2016		2015		2016		2015
	(in thousands, except per share amounts)
Shares excluded from calculation of diluted earnings per share	2,211		667		2,211		667
Weighted-average price per share	$	62.29	$	72.85	$	62.29	$	72.85