Earnings Per Share (Tables)

6 Months Ended

Mar. 31, 2014

Earnings Per Share [Abstract]

Summary of Basic and Diluted EPS

The following table sets forth the computation of basic and diluted EPS (share amounts in thousands):

	Three months ended						Six months ended
	March 31, 2014			March 31, 2013			March 31, 2014			March 31, 2013
Net (loss) income attributable to common and participating preferred stockholders	$	(87.6	)	$	(45.5	)	$	(126.6	)	$	16.5
Participating shares at end of period:
Common shares outstanding	142,801			139,724			142,801			139,724
Preferred shares (as-converted basis)	59,134			62,839			59,134			62,839
Total	201,935			202,563			201,935			202,563
Percentage of (loss) income allocated to:
Common shares	100.0		%	100.0		%	100.0		%	69.0		%
Preferred shares (a)	—		%	—		%	—		%	31.0		%
Net (loss) income attributable to common shares - basic	$	(87.6	)	$	(45.5	)	$	(126.6	)	$	11.4
Dilutive adjustments to (loss) income attributable to common shares from assumed conversion of preferred shares, net of tax:
Income allocated to preferred shares in basic calculation	—			—			—			5.1
Reversal of preferred stock dividends and accretion	—			—			—			24.3
Reversal of income related to fair value of preferred stock conversion feature	—			—			—			(29.3		)
Net adjustment	—			—			—			0.1
Net (loss) income attributable to common shares - diluted	$	(87.6	)	$	(45.5	)	$	(126.6	)	$	11.5
Weighted-average common shares outstanding - basic	139,889			139,724			139,529			139,604
Dilutive effect of preferred stock	—			—			—			62,839
Dilutive effect of unvested restricted stock and restricted stock units	—			—			—			1,856
Dilutive effect of stock options	—			—			—			592
Weighted-average shares outstanding - diluted	139,889			139,724			139,529			204,891
Net (loss) income per common share attributable to controlling interest:
Basic	$	(0.63	)	$	(0.33	)	$	(0.91	)	$	0.08
Diluted	$	(0.63	)	$	(0.33	)	$	(0.91	)	$	0.06