Consolidated Statement of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenue:
Coal sales		$ 73,896	$ 65,360	$ 199,280	$ 207,429
MSHA reimbursement		89		1,725	1,753
Other income		314	487	901	1,340
Total revenue		74,468	65,767	202,333	210,216
Costs and expenses:
Operating costs and expenses		54,354	46,940	138,125	142,114
DD&A		9,729	7,942	28,533	26,180
ARO accretion		219	260	640	764
Coal exploration costs		152	354	566	1,168
SG&A		2,859	2,585	12,095	8,076
Interest	[1]	3,229	2,601	9,662	12,694
Total costs and expenses		70,542	60,682	189,621	190,996
Income before income taxes		3,926	5,085	12,712	19,220
Less income taxes:
Current		(2,532)	(270)	(1,158)	(270)
Deferred		2,542	1,033	2,151	3,153
Total income taxes		10	763	993	2,883
Net income	[2]	$ 3,916	$ 4,322	$ 11,719	$ 16,337
Net income per share(Note 6):
Basic and diluted (in Dollars per share)		$ 0.13	$ 0.14	$ 0.38	$ 0.54
Weighted average shares outstanding:
Basic and diluted (in Shares)		29,774	29,252	29,603	29,251
Net change in the estimated fair value of interest rate swap		$ (36)	$ (955)	$ (476)	$ 793
Savoy [Member]
Revenue:
Equity income (loss)		153	26	409	(42)
Sunrise Energy [Member]
Revenue:
Equity income (loss)		$ 16	$ (106)	$ 18	$ (264)

[1] Interest expense for the first nine months of 2017 and 2016 includes $(476) and $793, respectively, for the net change in the estimated fair value of our interest rate swaps. Such amounts were $(36) and $(955) for Q3 2017 and 2016, respectively.

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