Earnings Per Common Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]

The following table shows the computation of basic and diluted EPS:

	Three Months Ended
	September 30,
(in millions, except per share amounts)	2017			2016
Numerator:
Net (loss) income	$	(11.2	)	$	18.8
Preferred stock dividends	2.6			2.6
Net (loss) income applicable to common shareowners - basic and diluted	$	(13.8	)	$	16.2
Denominator:
Weighted average common shares outstanding - basic	42.2			42.0
Stock-based compensation arrangements	—			0.1
Weighted average common shares outstanding - diluted	42.2			42.1
Basic (loss) earnings per common share	$	(0.33	)	$	0.39
Diluted (loss) earnings per common share	$	(0.33	)	$	0.38

	Nine Months Ended
	September 30,
(in millions, except per share amounts)	2017		2016
Numerator:
Net income	$	51.3	$	103.4
Preferred stock dividends	7.8		7.8
Net income applicable to common shareowners - basic and diluted	$	43.5	$	95.6
Denominator:
Weighted average common shares outstanding - basic	42.1		42.0
Stock-based compensation arrangements	0.2		0.1
Weighted average common shares outstanding - diluted	42.3		42.1
Basic earnings per common share	$	1.03	$	2.28
Diluted earnings per common share	$	1.03	$	2.27