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Goodwill (Tables)
 6 Months Ended
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
The changes in the carrying amount of goodwill for the first six months of 2013, in total and by segment, are summarized in the table below (in millions): 
 
Balance at December 31, 2012
 
Acquisitions / (Dispositions)
 
Other(1)
 
Balance at June 30, 2013
Residential Heating & Cooling
$
26.1

 
$
—

 
$
—

 
$
26.1

Commercial Heating & Cooling
63.8

 
—

 
(0.2
)
 
63.6

Refrigeration
133.9

 
—

 
(6.0
)
 
127.9

 
$
223.8

 
$
—

 
$
(6.2
)
 
$
217.6

 
(1) Other consists of changes in foreign currency translation rates.