Commitments And Contingencies (Tables)

6 Months Ended

Jun. 30, 2013

Commitments And Contingencies [Abstract]

Schedule Of Purchased Coal Expenses

	Three months ended June 30,		Six months ended June 30,
	2013	2012	2013	2012
	(in thousands)
Purchased coal expense	$              905	$           5,049	$           1,877	$         10,162
OTC expense	$              666	$                  -	$              666	$                  -

Schedule Of Lease And Royalty Expense

	Three months ended June 30,		Six months ended June 30,
	2013	2012	2013	2012
	(in thousands)
Lease expense	$              807	$              568	$           1,673	$           1,263
Royalty expense	$           3,143	$           2,801	$           6,051	$           7,087