CONDENSED BALANCE SHEETS (Parenthetical) - $ / shares	Mar. 31, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Common stock, par value	$ .01	$ .01
Common stock, shares authorized	40,000,000	40,000,000
Common stock, shares issued	12,107,000	12,074,000
Common stock, shares outstanding	12,107,000	12,074,000