XML 70 R55.htm IDEA: XBRL DOCUMENT v3.22.2

Revenue Recognition, Contracts with Customers, Description of Revenue Generating Activities (Details)	12 Months Ended
	Apr. 30, 2022 Performanceobligation Institution
Research Publishing & Platforms [Member] | Research Publishing [Member] | Journals Subscriptions [Member]
Description of Revenue Generating Activities [Abstract]
Number of performance obligations | Performanceobligation	2
Duration of contract	1 year
Research Publishing & Platforms [Member] | Research Publishing [Member] | Open Access [Member]
Description of Revenue Generating Activities [Abstract]
Number of academic institutions | Institution	700
Duration of contract	3 years
Extended duration of contracts	1 year
Research Publishing & Platforms [Member] | Research Platforms [Member] | Minimum [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	2 years
Research Publishing & Platforms [Member] | Research Platforms [Member] | Maximum [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	5 years
Academic & Professional Learning [Member] | Education Publishing [Member] | Test Preparation and Certification [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	3 years
Academic & Professional Learning [Member] | Professional Learning [Member] | Corporate Training [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	1 year
Education Services [Member] | Education Services OPM [Member] | Minimum [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	7 years
Education Services [Member] | Education Services OPM [Member] | Maximum [Member]
Description of Revenue Generating Activities [Abstract]
Duration of contract	10 years

X

- Definition

The duration of contracts in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	jwa_DurationOfContracts
Namespace Prefix:	jwa_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The extended duration of contracts in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	jwa_ExtendedDurationOfContracts
Namespace Prefix:	jwa_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of academic institutions. during the period.

+ References

No definition available.

+ Details

Name:	jwa_NumberOfAcademicInstitutions
Namespace Prefix:	jwa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of performance obligations during the period.

+ References

No definition available.

+ Details

Name:	jwa_NumberOfPerformanceObligations
Namespace Prefix:	jwa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingDisclosureOfEntitysReportableSegmentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=jwa_ResearchPublishingAndPlatformsSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=jwa_ResearchPublishingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsegmentsAxis=jwa_JournalRevenueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsegmentsAxis=jwa_OpenAccessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=jwa_ResearchPlatformsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=jwa_AcademicAndProfessionalLearningSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=jwa_EducationPublishingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsegmentsAxis=jwa_TestPreparationAndCertificationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=jwa_ProfessionalLearningMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsegmentsAxis=jwa_CorporateTrainingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=jwa_EducationServicesSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=jwa_OnlineProgramManagementDeltakMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: