XML 145 R81.htm IDEA: XBRL DOCUMENT
v3.25.2

Technology, Property, and Equipment - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Apr. 30, 2025 | Apr. 30, 2024 | Apr. 30, 2023
Property, Plant and Equipment [Line Items] |  |  |
Asset impairment charges | $ 1.5 | $ 20.3 | $ 99.8
Restructuring And Related Charges |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Asset impairment charges | 0.7 | 4.4 |
Accelerated amortization expense | $ 0.8 |  |
Selling, General and Administrative Expenses |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Asset impairment charges |  | $ 15.9 |

X
- Definition Accelerated Amortization Expense + References No definition available. + Details
Name: | jwa_AcceleratedAmortizationExpense
Namespace Prefix: | jwa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482130/360-10-45-4 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-7A + Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=jwa_RestructuringAndRelatedChargesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |