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Subsequent Event (Details) - John Wiley & Sons Ltd £ in Millions, $ in Millions | Jun. 01, 2026 GBP (£) journal book case | Jun. 01, 2026 USD ($) journal book case | Dec. 31, 2025 USD ($)
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Emerald Holding |  |  |
Subsequent Event [Line Items] |  |  |
Total revenue | $ |  |  | $ 82.7
Subsequent Event |  |  |
Subsequent Event [Line Items] |  |  |
Consideration transferred | £ 337.5 | $ 452.0 |
Subsequent Event | Emerald Holding |  |  |
Subsequent Event [Line Items] |  |  |
Number of peer reviewed journals in portfolio | journal | 480 | 480 |
Number of books in portfolio | book | 8,000 | 8,000 |
Number of business cases in portfolio | case | 3,000 | 3,000 |

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