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Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023 | Jul. 08, 2025 | Nov. 30, 2010
Summary Of Accounting Policies [Line Items] |  |  |  |  |
Impairment of property, plant and equipment | $ 1,900,000 | $ 9,000,000 |  |  |
Amount capitalized for deferred software costs related to cloud computing arrangements | 600,000 | 1,000,000 |  |  |
Other intangible assets | $ 0 | 0 |  |  |
Amortization of intangible assets |  | 400,000 | $ 2,500,000 |  |
Impairment of intangible assets |  | $ 4,500,000 |  |  |
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Restructuring and Impairment Charges | Restructuring and Impairment Charges |  |
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) | 1,083,830 |  |  |  |
Flatout [Member] |  |  |  |  |
Summary Of Accounting Policies [Line Items] |  |  |  |  |
Impairment of intangible assets |  |  | $ 25,000,000 |  |
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 |  |  |  |
Subsequent Event |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Lessee Lease Commitment Not Yet Commenced |  |  |  | $ 159,000,000 |
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 | 32.00% |  |  |  |

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