Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
General and administrative expense	$ 1,360	$ 1,564	$ 3,740	$ 6,018
Operating loss	(1,360)	(1,564)	(3,740)	(6,018)
Other income (loss), net	(1,012)	20,588	(2,979)	28,027
Interest income	230	70	476	197
Equity income (loss), net	(1,022)	(761)	(3,147)	13,432
Net income (loss) before income taxes	(3,164)	18,333	(9,390)	35,638
Income tax benefit (expense)	0	0	0	0
Net income (loss)	$ (3,164)	$ 18,333	$ (9,390)	$ 35,638
Net income (loss) per share:
Basic (in dollars per share)	$ (0.19)	$ 0.88	$ (0.57)	$ 1.71
Diluted (in dollars per share)	$ (0.19)	$ 0.88	$ (0.57)	$ 1.71
Weighted average shares used in computing income (loss) per share:
Basic (in shares)	16,281	20,786	16,405	20,847
Diluted (in shares)	16,281	20,786	16,405	20,847