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Inventories
12 Months Ended
Dec. 31, 2015
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories as of December 31, 2015 and December 31, 2014 consisted of the following:
 
December 31,
 
2015
 
2014
 
(Dollars in millions)
Materials and supplies
$
115.9

 
$
143.6

Raw coal
75.9

 
115.0

Saleable coal
116.0

 
147.9

Total
$
307.8

 
$
406.5


Materials and supplies inventories presented above have been shown net of reserves of $4.7 million and $4.6 million as of December 31, 2015 and 2014, respectively.