v3.26.1
Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Nov. 30, 2010
Summary Of Accounting Policies [Line Items]        
Gain on sale of property $ 18,472 $ 0 $ 22  
Impairment of property, plant and equipment   1,900 9,000  
Amortization of capitalized software costs $ 3,500 $ 3,000 2,400  
Impairment of intangible assets     $ 4,500  
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]     Restructuring, Impairment and Other, Net  
Preferred stock, shares authorized (in shares) 3,050,000 3,050,000    
Shares authorized for repurchase (in shares)       2,000,000
Shares remaining authorized for future purchase (in shares) 823,584      
Maximum [Member]        
Summary Of Accounting Policies [Line Items]        
Research and development costs as a percentage of net sales 1.00% 1.00% 1.00%  
Class A Participating Preferred Stock[Member]        
Summary Of Accounting Policies [Line Items]        
Preferred stock, shares authorized (in shares) 750,000      
Preferred stock, par value (in dollars per share) $ 1.00      
Class B Voting Preferred Stock[Member]        
Summary Of Accounting Policies [Line Items]        
Preferred stock, shares authorized (in shares) 1,150,000      
Preferred stock, par value (in dollars per share) $ 0      
Class C Nonvoting Preferred Stock [Member]        
Summary Of Accounting Policies [Line Items]        
Preferred stock, shares authorized (in shares) 1,150,000      
Preferred stock, par value (in dollars per share) $ 0      
Buildings And Improvements [Member] | Minimum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 10 years      
Buildings And Improvements [Member] | Maximum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 40 years      
Machinery And Equipment [Member] | Minimum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 3 years      
Machinery And Equipment [Member] | Maximum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 15 years      
Technology-Related Equipment [Member] | Minimum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 3 years      
Technology-Related Equipment [Member] | Maximum [Member]        
Summary Of Accounting Policies [Line Items]        
Estimated useful life (in years) 5 years      
Walmart Inc. [Member] | Receivables Benchmark | Credit Concentration Risk [Member]        
Concentration Risk [Line Items]        
Accounts receivable as a percentage of consolidated accounts receivable 27.00%