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Note 15 - Restructuring - Summary of Severance, Restructuring, and Related Charges by Initiative (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Restructuring charges $ 3,478 $ 4,669 $ 1,289
Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring charges 2,239 4,004 1,163
Other Restructuring [Member]      
Restructuring charges 1,239 665 126
Current Year Restructuring Initiatives [Member]      
Restructuring charges 1,975 4,610 968
Current Year Restructuring Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring charges 1,313 4,004 953
Current Year Restructuring Initiatives [Member] | Other Restructuring [Member]      
Restructuring charges 662 606 15
Prior Year Initiatives [Member]      
Restructuring charges 1,503 59 321
Prior Year Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring charges 926 0 210
Prior Year Initiatives [Member] | Other Restructuring [Member]      
Restructuring charges $ 577 $ 59 $ 111