v3.25.4

Fair Value Of Financial Instruments (Fair Value Of Assets And Liabilities Measured On Recurring Basis) (Details) - Recurring [Member] - USD ($) | Dec. 31, 2025 | Jun. 30, 2025 | Dec. 31, 2024 | Jun. 30, 2024
--- | --- | --- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash, cash equivalents and restricted cash (included in other long-term assets) | $ 136,000 | $ 125,000 |  |
Fixed maturity investments (included in cash and cash equivalents) | 6,793,000 | 4,739,000 |  |
Total assets at fair value | 6,929,000 | 4,864,000 |  |
Cell C [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investment |  | 0 |  |
Quoted Price In Active Markets For Identical Assets (Level 1) [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash, cash equivalents and restricted cash (included in other long-term assets) | 136,000 | 125,000 |  |
Fixed maturity investments (included in cash and cash equivalents) | 6,793,000 | 4,739,000 |  |
Total assets at fair value | 6,929,000 | 4,864,000 |  |
Quoted Price In Active Markets For Identical Assets (Level 1) [Member] | Cell C [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investment |  | 0 |  |
Significant Other Observable Inputs (Level 2) [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash, cash equivalents and restricted cash (included in other long-term assets) | 0 | 0 |  |
Fixed maturity investments (included in cash and cash equivalents) | 0 | 0 |  |
Total assets at fair value | 0 | 0 |  |
Significant Other Observable Inputs (Level 2) [Member] | Cell C [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investment |  | 0 |  |
Significant Unobservable Inputs (Level 3) [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash, cash equivalents and restricted cash (included in other long-term assets) | 0 | 0 |  |
Fixed maturity investments (included in cash and cash equivalents) | 0 | 0 |  |
Total assets at fair value | $ 0 | 0 | $ 0 | $ 0
Significant Unobservable Inputs (Level 3) [Member] | Cell C [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investment |  | $ 0 |  |

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