Discontinued Operations (Tables)

6 Months Ended

Jun. 30, 2015

Discontinued Operations and Disposal Groups [Abstract]

Summary of revenue, operating profit, income tax expense and after-tax effects of these transactions

The revenue, operating profit, income tax expense and after-tax effects of sales treated as discontinued operations were as follows (in millions): 

	Quarter Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
Proceeds from the sale of income-producing properties	$	—	$	—	$	—	$	70.1
Real estate leasing revenue	—		—		—		0.3
Total	$	—	$	—	$	—	$	70.4
Gain on sale of income-producing properties	$	—	$	—	$	—	$	55.9
Real estate leasing operating profit	—		—		—		0.3
Total operating profit before taxes	—		—		—		56.2
Income tax expense	—		—		—		21.9
Income from discontinued operations	$	—	$	—	$	—	$	34.3