Note 6 - Equity - Summary of Restricted Awards Activity (Details)	3 Months Ended
	Mar. 31, 2022 $ / shares shares
Restricted Stock
Outstanding, shares (in shares) | shares	3,741,770
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 3.98
Granted, shares (in shares) | shares	180,407
Granted, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 15.65
Outstanding, shares (in shares) | shares	3,922,177
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 4.52
Restricted Stock Units
Granted, shares (in shares) | shares	248,706
Granted, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 15.65
Outstanding, shares (in shares) | shares	248,706
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 15.65
Performance Stock Units
Granted, shares (in shares) | shares	248,706
Granted, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 22.21
Outstanding, shares (in shares) | shares	248,706
Outstanding, Weighted average grant date fair value (in dollars per share) | $ / shares	$ 22.21