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v3.26.1

The Company and Significant Accounting Policies - Financial Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Jun. 30, 2026
Fair Value, Measurements, Recurring | Money Market Account |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | $ 1.3 | $ 0.6
Fair Value, Measurements, Recurring | Corporate Bonds and Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | 3.8 | 2.6
Fair Value, Measurements, Recurring | Level 1 | Money Market Account |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | 1.3 | 0.6
Fair Value, Measurements, Recurring | Level 2 | Corporate Bonds and Notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | 3.8 | $ 2.6
Fair Value, Measurements, Nonrecurring | FCC Licenses |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | 62.3 |
Total Gains (Losses) | (26.0) |
Fair Value, Measurements, Nonrecurring | Level 3 | FCC Licenses |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value and Carrying Value on Assets | $ 62.3 |

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