Restructuring	6 Months Ended
Jun. 30, 2015
Restructuring Costs and Asset Impairment Charges [Abstract]
Restructuring	Restructuring In the second quarter of 2015, the Company idled the West Virginia Maple underground mine and implemented workforce reductions at its corporate headquarters and its Alabama and Canadian operations. The Company recognized restructuring charges of approximately $1.3 million in the U.S. Operations segment, $0.8 million in the Canadian and U.K. Operations segment and $0.3 million in the Other segment for the three and six months ended June 30, 2015. In the second quarter of 2014, the Company idled the Canadian operations, which included the Wolverine, Brule and Willow Creek mines in the Canadian and U.K. Operations segment. The Wolverine Mine was placed on idle status in April 2014 and the Brazion operations (which include the operations of Brule and Willow Creek) were placed on idle status in June 2014. The Company recognized restructuring charges of approximately $7.1 million in the Canadian and U.K. Operations segment, $0.7 million in the U.S. Operations segment and $0.5 million in the Other segment for the three and six months ended June 30, 2014. All of these amounts are presented as restructuring charges in the Condensed Consolidated Statements of Operations.

Restructuring

In the second quarter of 2015, the Company idled the West Virginia Maple underground mine and implemented workforce reductions at its corporate headquarters and its Alabama and Canadian operations. The Company recognized restructuring charges of approximately $1.3 million in the U.S. Operations segment, $0.8 million in the Canadian and U.K. Operations segment and $0.3 million in the Other segment for the three and six months ended June 30, 2015. In the second quarter of 2014, the Company idled the Canadian operations, which included the Wolverine, Brule and Willow Creek mines in the Canadian and U.K. Operations segment. The Wolverine Mine was placed on idle status in April 2014 and the Brazion operations (which include the operations of Brule and Willow Creek) were placed on idle status in June 2014. The Company recognized restructuring charges of approximately $7.1 million in the Canadian and U.K. Operations segment, $0.7 million in the U.S. Operations segment and $0.5 million in the Other segment for the three and six months ended June 30, 2014. All of these amounts are presented as restructuring charges in the Condensed Consolidated Statements of Operations.