XML 53 R38.htm IDEA: XBRL DOCUMENT v3.8.0.1
Generation Separation (Tables)
 3 Months Ended
Mar. 31, 2018
Subsidiaries [Member]  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Disposal Groups, Including Discontinued Operations [Table Text Block]
The following table summarizes the revenues, cost of revenues, operating and other expenses and income tax of discontinued operations for the period indicated:
 
 
Three months ended
 
 
March 31, 2017
Revenues
 
$
121.0

Cost of revenues
 
(69.8
)
Operating and other expenses
 
(73.6
)
Fixed-asset impairment
 
(66.3
)
Loss from discontinued operations
 
(88.7
)
Income tax benefit from discontinued operations
 
(29.9
)
Net loss from discontinued operations
 
$
(58.8
)