Benefit And Retirement Plans (Schedule Of Multiemployer Plans) (Details) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
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Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Jun. 30, 2024
USD ($)
|
|
| Multiemployer Plan [Line Items] | |||
| Company Contributions | $ 111 | $ 113 | $ 109 |
| Central States SE and SW Areas Pension Fund [Member] | |||
| Multiemployer Plan [Line Items] | |||
| EIN/Pension Plan Number | 366044243 | ||
| Pension Protection Act Zone Status | Red | Red | |
| Rehabilitation Plan Status | Implemented | ||
| Company Contributions | $ 111 | $ 113 | $ 109 |
| Surcharge Imposed | No | ||
| Expiration Date of Collective Bargaining Agreement | Mar. 31, 2028 | ||
| Number of Company Employees in Plan | 6 | ||
| X | ||||||||||
- Definition Number of Company Employees in multiemployer plan No definition available.
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| X | ||||||||||
- Definition Amount of cost for employer contribution to multiemployer plan. Multiemployer plan includes, but is not limited to, pension plan determined to be individually significant and insignificant and other postretirement benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Indicates certified zone status of multiemployer pension plan determined to be individually significant. Acceptable values are "Green", "Yellow", "Orange", "Red", "Other", and "NA". Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Expiration date of collective-bargaining arrangement (CBA) requiring contribution to multiemployer pension plan determined to be individually significant, in YYYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Employer Identification Number (EIN) or Tax Identification Number (TIN) assigned by Internal Revenue Service (IRS) for multiemployer pension plan determined to be individually significant, in nine-digit numeric format. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Indicates whether funding improvement plan or rehabilitation plan was implemented or pending for multiemployer pension plan, determined to be individually significant. Acceptable values are "No", "Pending", "Implemented", "Other", and "NA". Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Indicates whether employer paid surcharge to multiemployer pension plan determined to be individually significant. Acceptable values are "No", "Yes", and "NA". Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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