XML 89 R71.htm IDEA: XBRL DOCUMENT v3.7.0.1

Segment Information, Total Revenue by Product/Service (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2015
Revenue from External Customer [Line Items]
Revenue	$ 1,718,530	$ 1,727,037	$ 1,822,440
Journals [Member]
Revenue from External Customer [Line Items]
Revenue	834,423	826,778	894,690
Platform Services (Atypon) [Member]
Revenue from External Customer [Line Items]
Revenue	19,066	0	0
Books and Reference Material [Member]
Revenue from External Customer [Line Items]
Revenue	487,598	560,973	643,138
Course Workflow [Member]
Revenue from External Customer [Line Items]
Revenue	62,348	58,519	54,200
Online Program Management [Member]
Revenue from External Customer [Line Items]
Revenue	111,638	96,469	81,593
Professional Assessment [Member]
Revenue from External Customer [Line Items]
Revenue	59,868	57,370	57,035
Corporate Learning [Member]
Revenue from External Customer [Line Items]
Revenue	60,086	50,692	42,017
Other [Member]
Revenue from External Customer [Line Items]
Revenue	$ 83,503	$ 76,236	$ 49,767

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

No definition available.

+ Details

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

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

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

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_PlatformServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_BooksAndReferenceMaterialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_CourseWorkflowSolutionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_OnlineProgramManagementDeltakMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_ProfessionalAssessmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_CorporateLearningMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=jwa_OtherRevenueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: