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Inventories
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES:

Inventory components consist of the following:
 
June 30,
2014
 
December 31,
2013
Coal
$
23,953

 
$
31,944

Merchandise for resale
39,251

 
38,263

Supplies
84,801

 
87,707

Total Inventories
$
148,005

 
$
157,914



Inventories are stated at the lower of cost or market. The cost of coal inventories is determined by the first-in, first-out (FIFO) method. Coal inventory costs include labor, supplies, equipment costs, operating overhead, depreciation, depletion and amortization, and other related costs.

Merchandise for resale is valued using the last-in, first-out (LIFO) cost method. The excess of replacement cost of merchandise for resale inventories over carrying LIFO value was $19,418 and $18,836 at June 30, 2014 and December 31, 2013, respectively.