Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies Significant Accounting Policies (Tables)

v2.4.0.6
Significant Accounting Policies Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2012
Accounting Policies [Abstract]  
Gain and losses recognized on the sale and disposal of property
The amount of gains and losses for the years ended December 31 was as follows:
(in millions)
2012
 
2011
 
2010
Gains on the sale of property
$
6.2

 
$
18.7

 
$
4.9

Losses on the sale and disposal of property
(1.3
)
 
(2.7
)
 
(9.9
)
Net gains (losses) on sale and disposal of property
$
4.9

 
$
16.0

 
$
(5.0
)