MISCELLANEOUS OTHER INCOME (Tables)

9 Months Ended

Sep. 30, 2017

Other Income and Expenses [Abstract]

Schedule of Miscellaneous Other Income

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Contract Buyout	$	8,410	$	—	$	8,410	$	6,288
Purchased Coal Sales	3,569		1,908		9,667		2,512
Royalty Income - Non-Operated Coal	3,520		1,969		15,713		6,402
Rental Income	1,589		8,666		12,722		26,289
Right of Way Issuance	1,402		123		2,396		5,704
Interest Income	448		214		1,495		637
Other	775		689		2,105		1,870
Miscellaneous Other Income	$	19,713	$	13,569	$	52,508	$	49,702