Consolidated Statement of Operations (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Revenue:
Coal sales	$ 97,073,000		$ 33,016,000
Other income	752,000		283,000
Revenue	98,001,000		35,767,000
Costs and expenses:
Operating costs and expenses	66,152,000		23,005,000
DD&A	11,338,000		4,959,000
Coal exploration costs	708,000		665,000
SG&A	3,344,000		1,971,000
Interest	5,456,000	[1]	465,000	[1]
Costs and expenses	86,998,000		31,065,000
Income before income taxes	11,003,000		4,702,000
Less income taxes:
Current	1,416,000		1,232,000
Deferred	1,996,000		(56,000)
Income taxes	3,412,000		1,176,000
Net income	7,591,000	[2]	3,526,000	[2]
Net income per share:
Basic and diluted (in Dollars per share)	$ 0.25		$ 0.12
Weighted average shares outstanding:
Basic and diluted (in Shares)	28,962		28,757
Net change in the estimated fair value of interest rate swap	1,300,000
Savoy [Member]
Revenue:
Equity income (loss)	136,000		2,379,000
Revenue	4,360,000		12,438,000
Costs and expenses:
Costs and expenses	4,027,000		7,161,000
Less income taxes:
Net income	333,000		5,277,000
Sunrise Energy [Member]
Revenue:
Equity income (loss)	40,000		89,000
Revenue	617,000		782,000
Costs and expenses:
Costs and expenses	537,000		605,000
Less income taxes:
Net income	$ 80,000		$ 177,000

[1] Interest expense for 2015 includes $1.3 million for the net change in the estimated fair value of our interest rate swaps.

[2] There is no material difference between net income and comprehensive income.