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Note 15 - Share-based Compensation - Restricted Stock Unit/Awards Activity (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Mar. 31, 2023
USD ($)
$ / shares
shares
Performance Shares [Member]  
Outstanding, number of shares (in shares) | shares 766
Outstanding, weighted average fair value (in dollars per share) | $ / shares $ 6.75
Outstanding, aggregate intrinsic value | $ $ 1,447
Granted, number of shares (in shares) | shares 0
Granted, weighted average fair value (in dollars per share) | $ / shares $ 0
Granted, aggregate intrinsic value | $ $ 0
Released, number of shares (in shares) | shares 0
Released, weighted average fair value (in dollars per share) | $ / shares $ 0
Released, aggregate intrinsic value | $ $ 0
Cancelled/Forfeited, number of shares (in shares) | shares 0
Cancelled/Forfeited, weighted average fair value (in dollars per share) | $ / shares $ 0
Cancelled/Forfeited, aggregate intrinsic value | $ $ 0
Outstanding, number of shares (in shares) | shares 766
Outstanding, weighted average fair value (in dollars per share) | $ / shares $ 6.75
Outstanding, aggregate intrinsic value | $ $ 1,692
Vested and expected to vest, number of shares (in shares) | shares 766
Vested and expected to vest, weighted average fair value (in dollars per share) | $ / shares $ 6.75
Vested and expected to vest, aggregate intrinsic value | $ $ 1,692
Restricted Stock Units (RSUs) [Member]  
Outstanding, number of shares (in shares) | shares 2,210
Outstanding, weighted average fair value (in dollars per share) | $ / shares $ 5.76
Outstanding, aggregate intrinsic value | $ $ 4,175
Granted, number of shares (in shares) | shares 27
Granted, weighted average fair value (in dollars per share) | $ / shares $ 2.70
Granted, aggregate intrinsic value | $ $ 73
Released, number of shares (in shares) | shares (326)
Released, weighted average fair value (in dollars per share) | $ / shares $ 6.94
Released, aggregate intrinsic value | $ $ 765
Cancelled/Forfeited, number of shares (in shares) | shares (47)
Cancelled/Forfeited, weighted average fair value (in dollars per share) | $ / shares $ 3.78
Cancelled/Forfeited, aggregate intrinsic value | $ $ 103
Outstanding, number of shares (in shares) | shares 1,864
Outstanding, weighted average fair value (in dollars per share) | $ / shares $ 5.56
Outstanding, aggregate intrinsic value | $ $ 4,120
Vested and expected to vest, number of shares (in shares) | shares 1,864
Vested and expected to vest, weighted average fair value (in dollars per share) | $ / shares $ 5.56
Vested and expected to vest, aggregate intrinsic value | $ $ 4,120