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Note 6 - Earnings (Loss) Per Share - Potentially Dilutive Securities Excluded from Diluted Net Income (Loss) per Share (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Total antidilutive share (in shares) 8,392 5,045
Share-Based Payment Arrangement, Option [Member]    
Total antidilutive share (in shares) 0 0
Restricted Stock Units (RSUs) [Member]    
Total antidilutive share (in shares) 3,128 458
Convertible Debt Securities [Member]    
Total antidilutive share (in shares) 5,264 4,587