Consolidated Statement of Comprehensive Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenue:
Coal sales	$ 29,620	$ 33,965
Equity income - Savoy	1,818	1,442
Equity income - Sunrise Energy	56	425
Other	2,462	2,029
	33,956	37,861
Costs and expenses:
Operating costs and expenses	18,433	18,708
DD&A	3,806	3,354
Coal exploration costs	419	121
SG&A	1,855	1,744
Interest	271	364
	24,784	24,291
Income before income taxes	9,172	13,570
Less income taxes:
Current	1,884	1,837
Deferred	1,135	3,455
	3,019	5,292
Net income	6,153	8,278
Other comprehensive income:
Increase in value of marketable equity securities available for sale, net of taxes	14	6
Net income per share:
Basic (in Dollars per share)	$ 0.22	$ 0.30
Diluted (in Dollars per share)	$ 0.21	$ 0.29
Weighted average shares outstanding:
Basic (in Shares)	28,309	28,045
Diluted (in Shares)	28,681	28,532
Net income	6,153	8,278
Other comprehensive income:
Increase in value of marketable equity securities available for sale, net of taxes	14	6
Comprehensive income	$ 6,167	$ 8,284