XML 55 R36.htm IDEA: XBRL DOCUMENT v3.5.0.2
Discontinued Operations (Tables)
 9 Months Ended
Sep. 30, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Discontinued Operations in Income Statement
A summary of the components of discontinued operations in Alliant Energy’s income statements for the three and nine months ended September 30 was as follows (in millions):
 
Three Months
 
Nine Months
 
2016
 
2015
 
2016
 
2015
Operating expenses

$0.6

 

$0.3

 

$3.3

 

$2.3

Loss before income taxes
(0.6
)
 
(0.3
)
 
(3.3
)
 
(2.3
)
Income tax benefit
(0.2
)
 
(0.2
)
 
(1.3
)
 
(0.9
)
Loss from discontinued operations, net of tax

($0.4
)
 

($0.1
)
 

($2.0
)
 

($1.4
)