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Inventories (Table)
9 Months Ended
Sep. 30, 2012
Schedule of Inventory, Current [Table Text Block]
 
SEPTEMBER 30
2012
 
DECEMBER 31
2011
Coal - NACoal
$
16.4

 
$
13.1

Mining supplies - NACoal
12.8

 
11.1

Total inventories at weighted average
29.2

 
24.2

Sourced inventories - HBB
114.0

 
75.6

Retail inventories - KC
62.2

 
61.5

Total inventories at FIFO
176.2

 
137.1

 
$
205.4

 
$
161.3