v3.26.1
Note 12. Income Taxes - Textuals (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Deferred Tax Assets, Valuation Allowance $ 16,016 $ 16,418  
Undistributed Earnings of Foreign Subsidiaries 472,000    
Deferred Tax Asset, In-Process Research and Development 7,916 10,180  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 600 600 $ 600
Deferred Tax Assets, Capital Loss Carryforwards 3,587 5,259  
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 200    
Effective Income Tax Rate Reconciliation, Asset impairment, Amount   (4,732) $ (2,882)
Valuation Allowance, Deferred Tax Asset, Explanation of Change Due to the 2025 U.S. tax reform, the Company recorded a $0.2 million tax benefit for the year as a decrease in valuation allowance on part of our deferred tax assets.    
GES Disposal Group      
Deferred Tax Assets, Valuation Allowance $ 3,600 2,300  
Deferred Tax Assets, Capital Loss Carryforwards 3,600 5,300  
Effective Income Tax Rate Reconciliation, Asset impairment, Amount   5,300  
Deferred Tax Assets, State Credits      
Deferred Tax Assets, Valuation Allowance 7,400 7,200  
Deferred Tax Assets, Business Interest Carryforward      
Deferred Tax Assets, Valuation Allowance $ 5,000 $ 6,900