Note 5 - Equity - Summary of Restricted Awards Activity (Details) - Restricted Stock	3 Months Ended
	Mar. 31, 2020 $ / shares shares
EQUITY
Outstanding, shares (in shares) | shares	1,628,241
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 6.32
Granted, shares (in shares) | shares	1,714,152
Granted, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 3.06
Outstanding, shares (in shares) | shares	3,342,393
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 4.65