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Business Segment Information (Tables)
3 Months Ended
Mar. 31, 2013
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Summary of Operations by Reportable Segments
A summary of operations by reportable segment for the three months ended March 31 was as follows:
In millions
2013
 
2012
Net revenues
 
 
 
Climate Solutions
$
1,616.4

 
$
1,661.8

Residential Solutions
464.0

 
421.7

Industrial Technologies
680.3

 
688.7

Security Technologies
351.7

 
378.5

Total
$
3,112.4

 
$
3,150.7

Segment operating income
 
 
 
Climate Solutions *
$
81.2

 
$
94.0

Residential Solutions
6.9

 
(10.7
)
Industrial Technologies
102.1

 
91.5

Security Technologies
58.8

 
69.9

Total
$
249.0

 
$
244.7

Reconciliation to Operating income
 
 
 
Gain (loss) on sale/asset impairment *

 
0.3

Unallocated corporate expense
(55.5
)
 
(33.0
)
Operating income
$
193.5

 
$
212.0


* During the three months ended March 31, 2012, the Company recorded $0.3 million of purchase price adjustments related to the 2011 Hussmann sale. These amounts have been excluded from Segment operating income within the Climate Solutions segment as management excludes these charges from Operating income when making operating decisions about the business.