INCOME TAXES (restated) (Schedule of Effective Income Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Effective Income Tax Rate Reconciliation, Amount [Abstract]
Tax (benefit) expense at statutory rate	$ (1,510)	$ 8,306	$ (5,987)
Rates different than statutory	(165)	0	0
State income taxes	(2,322)	2,792	1,693
Nondeductible items	511	1,304	970
Unrecognized tax benefit relating to Warrants	21,006	1,245	5,892
Valuation allowance	(21,057)	(10,992)	(6,053)
Unrecognized tax benefit	390	369	(3,732)
Derivatives and note discount	0	(911)	8,369
Capital loss carryforward expiration	3,485	0	0
Depletion	(47)	0	0
Other	488	43	16
Income tax expense from continuing operations	$ 779	$ 2,156	$ 1,168
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Tax (benefit) expense at statutory rate	35.00%	35.00%	35.00%
Rates different than statutory	3.80%	0.00%	0.00%
State income taxes	53.80%	11.80%	(9.90%)
Nondeductible items	(11.80%)	5.50%	(5.70%)
Unrecognized tax benefit relating to Warrants	(486.80%)	5.20%	(34.40%)
Valuation allowance	487.90%	(46.30%)	35.40%
Unrecognized tax benefit	(9.00%)	1.50%	21.80%
Derivatives and note discount	0.00%	(3.80%)	(48.90%)
Capital loss carryforward expiration	(80.80%)	0.00%	0.00%
Depletion	1.10%	0.00%	0.00%
Other	(11.30%)	0.20%	(0.10%)
Income tax expense from continuing operations	(18.10%)	9.10%	(6.80%)