Income Taxes (Tables)

6 Months Ended

Jun. 30, 2015

Income Taxes.

Schedule of provision for income taxes and consolidated effective federal and state income tax rates

	Three Months Ended						Six-Months Ended						Twelve Months Ended
	2015			2014			2015			2014			2015			2014
Consolidated provision for income taxes	$	4.0		$	6.6		$	12.8		$	18.8		$	33.3		$	41.7
Consolidated effective federal and state income tax rates	37.4		%	37.3		%	37.4		%	36.9		%	37.1		%	36.9		%