Balance Sheet Parenthetical (Parentheticals) - $ / shares	Mar. 31, 2020	Dec. 31, 2019
Preferred Stock:
Preferred stock, par value ($ per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	50,000,000	50,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common Stock:
Common Stock, No Par Value	$ 0	$ 0
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	16,447,272	16,379,752
Common stock, shares outstanding	16,447,272	16,379,752