CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenues:
Revenues	$ (280)	$ 151	$ (205)	$ 8,366
Operating expenses:
General and administrative	239	335	826	1,021
Total operating expenses	239	335	826	1,021
Operating (loss) income and (loss) income before income tax expense (benefit)	(519)	(184)	(1,031)	7,345
Income tax expense (benefit)	1	(337)	2	2,362
Net (loss) income	$ (520)	$ 153	$ (1,033)	$ 4,983
(Loss) Earnings per common share
Basic and diluted	$ (0.01)	$ 0.00	$ (0.02)	$ 0.11
Weighted-average shares – basic	44,215	44,215	44,215	44,215
Weighted-average shares – diluted	44,215	44,215	44,215	44,215
Royalties, net
Revenues:
Revenues	$ (280)	$ 151	$ (205)	$ 8,366