Note 13 - Net Income (Loss) Per Share - Basic and Diluted Common Shares (Details) - $ / shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Weighted average shares outstanding - basic (in shares)	222,466	129,418	173,720	125,716
Dilutive unvested stock and Common Stock Warrants (in shares)	3,870	0	0	0
Diluted (in shares)	226,336	129,418	173,720	125,716
Net income (loss) per common share - basic (in dollars per share)	$ 0.48	$ (0.19)	$ (0.31)	$ (0.47)
Net income (loss) per common share - diluted (in dollars per share)	$ 0.48	$ (0.19)	$ (0.31)	$ (0.47)