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v3.24.3

Revenue Recognition, Contracts with Customers - Shipping and Handling (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Oct. 31, 2024 | Oct. 31, 2023 | Oct. 31, 2024 | Oct. 31, 2023
Revenue from Contract with Customer [Abstract] |  |  |  |
Shipping and handling costs | $ 6,098 | $ 6,471 | $ 11,912 | $ 13,132

X
- Definition Shipping and Handling Expense + References No definition available. + Details
Name: | jwa_ShippingAndHandlingExpense
Namespace Prefix: | jwa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration