Resource Management and Other Commercial Events Resource Management and Other Commercial Events (Tables)

12 Months Ended

Dec. 31, 2012

Resource Management and Other Commercial Events [Abstract]

ResourceManagementAndOtherCommercialEvents [Table Text Block]

As a result, the Company reclassified an aggregate total of $246.0 million from "Investments and other assets" in accordance with its undivided interest in the operating assets and liabilities of Prairie State in the consolidated balance sheet during the year ended December 31, 2012 as follows (in millions):

Inventories	$	3.6
Property, plant, equipment and mine development	243.8
Accounts payable and accrued expenses	(1.4		)
Total, net	$	246.0