Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income Taxes [Abstract]

Expected Income Tax

Our income tax is different than the expected amount computed using the applicable federal and state statutory income tax rates.  The reasons for and effects of such differences for the years ended December 31 are below: 

	2015			2014				2013
Expected amount	$	9,653		$	3,745		$	10,359
Change in Indiana rate		(85	)		(1,407	)
State income taxes, net of federal benefit		612			186			877
Percentage depletion		(2,606	)		(1,996	)		(3,826	)
Stock-based compensation					343
Captive insurance		(419	)		(419	)		(419	)
Other		283			30			184
	$	7,438		$	482		$	7,175

Schedule of Deferred Tax Assets and Liabilities

The deferred tax assets and liabilities resulting from temporary differences between book and tax basis are comprised of the following at December 31: 

		2015			2014
Long-term deferred tax assets:
Stock-based compensation	$	458		$	347
Investment in Savoy		827			1,227
Oil and gas properties		(15,711	)		(2,234	)
Net operating loss		7,583
Alternative minimum tax credit		4,388			4,043
Other		18
Net long-term deferred tax assets		(2,437	)		3,383
Long-term deferred tax liabilities:
Coal properties		(46,596	)		(44,964	)
Net deferred tax liability	$	49,033		$	41,581