BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
BALANCE SHEETS
Control investments cost	$ 16,364	$ 8,111
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Common Stock, par value	$ 0.001	$ 0.001
Common Stock, shares authorized	100,000,000	100,000,000
Common Stock, shares issued	13,586,173	13,586,173
Common Stock, shares outstanding	13,586,173	13,518,146
Common Stock, Shares authorized Other	100,000	50,000
Common Stock, par value Other	$ 0.001	$ 0.001