Discontinued Operations (Tables)

3 Months Ended

Mar. 31, 2018

Discontinued Operations and Disposal Groups [Abstract]

Schedule of Major Classes of Assets and Liabilities

The major classes of line items constituting the pretax profit or loss for the three months ended March 31, 2018 and 2017 are as follows:

	Three months ended March 31,
	2018			2017
Revenue	$	12,346		$	20,584
COSTS AND EXPENSES
Costs applicable to sales(1)	12,269			18,222
Amortization	—			1,411
General and administrative	41			8
Pre-development, reclamation, and other	265			744
OTHER INCOME (EXPENSE), NET
Interest expense, net of capitalized interest	(3		)	(6		)
Other, net	(260		)	340
Pretax profit (loss) on discontinued operations related to major classes of pretax profit (loss)	(492		)	533
Pretax gain on the disposal of the discontinued operation	1,525			—
Total pretax gain or loss on discontinued operations	1,033			533
Income and mining tax (expense) benefit	(483		)	(169		)
Income (loss) from discontinued operations	$	550		$	364

(1) Excludes amortization.