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Note 17 - Restructuring - Summary of Restructuring Expenses by Segment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Restructuring charges $ 843 $ 509 $ 1,283 $ 1,996
Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 296 304 671 1,357
Other Restructuring [Member]        
Restructuring charges 547 205 612 639
Electronics Products Group [Member]        
Restructuring charges 90 82 90 256
Electronics Products Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 72 82 72 251
Electronics Products Group [Member] | Other Restructuring [Member]        
Restructuring charges 18 0 18 5
Engraving Group [Member]        
Restructuring charges 634 391 983 628
Engraving Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 169 190 453 280
Engraving Group [Member] | Other Restructuring [Member]        
Restructuring charges 465 201 530 348
Engineering Technologies Group [Member]        
Restructuring charges 50 2 141 37
Engineering Technologies Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 50 2 141 37
Engineering Technologies Group [Member] | Other Restructuring [Member]        
Restructuring charges 0 0 0 0
Specialty Solutions Group [Member]        
Restructuring charges 64 4 64 959
Specialty Solutions Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 0 0 0 673
Specialty Solutions Group [Member] | Other Restructuring [Member]        
Restructuring charges 64 4 64 286
Corporate Segment [Member]        
Restructuring charges 5 30 5 116
Corporate Segment [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 5 30 5 116
Corporate Segment [Member] | Other Restructuring [Member]        
Restructuring charges $ 0 $ 0 $ 0 $ 0