Other, Net
 12 Months Ended
Dec. 31, 2015
Other Nonoperating Income (Expense) [Abstract]  
Other, Net
Other, Net
Year Ended December 31, (in millions)
2015
 
2014
 
2013
 
 
 
Predecessor
 
Predecessor
AFUDC Equity
$
28.3

 
$
11.0

 
$
6.8

Miscellaneous(1)
3.7

 
(2.2
)
 
10.8

Total Other, net
$
32.0

 
$
8.8

 
$
17.6


(1) Miscellaneous in 2013 primarily consists of a gain from insurance proceeds.