CONSOLIDATED BALANCE SHEETS (Parentheticals) - $ / shares	Dec. 31, 2019	Dec. 31, 2018
Statement Of Financial Position [Abstract]
Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred Shares Authorized	100,000,000	100,000,000
Preferred Shares Issued	0	0
Preferred Shares Outstanding	0	0
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock Shares Authorized	500,000,000	500,000,000
Common Shares Issued	63,061,781	49,132,423
Common Shares Outstanding	63,061,781	49,132,423