Earnings per Common Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings per Common Share [Abstract]

Earnings per Common Share

The following table sets forth a reconciliation of net income and weighted average shares outstanding used in computing basic and diluted net income per common share:

	Three Months Ended March 31,
	2015		2014
Net income	$	34.6	$	106.9
Less: Net income attributable to noncontrolling interests		31.4		87.3
Net income attributable to common shareholders	$	3.2	$	19.6
Weighted average shares outstanding - basic		45.8		42.0
Net income available per common share - basic	$	0.07	$	0.47
Weighted average shares outstanding		45.8		42.0
Dilutive effect of unvested stock awards		0.1		0.1
Weighted average shares outstanding - diluted		45.9		42.1
Net income available per common share - diluted	$	0.07	$	0.47