Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 35
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848

+ Details

Name:	us-gaap_AdvertisingExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 730
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

+ Details

Name:	us-gaap_ResearchAndDevelopmentExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Definition

Insurance policy limit on a per occurrence basis.

+ References

No definition available.

+ Details

Name:	wgo_InsurancePolicyLimit
Namespace Prefix:	wgo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Loss Contingency, Repurchase Agreement Term

+ References

No definition available.

+ Details

Name:	wgo_LossContingencyRepurchaseAgreementTerm
Namespace Prefix:	wgo_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Repurchase Commitment, Liability Threshold

+ References

No definition available.

+ Details

Name:	wgo_RepurchaseCommitmentLiabilityThreshold
Namespace Prefix:	wgo_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Self Insurance Reserve For Product Liability Aggregate Per Policy Year

+ References

No definition available.

+ Details

Name:	wgo_SelfInsuranceReserveForProductLiabilityAggregatePerPolicyYear
Namespace Prefix:	wgo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Self Insurance Reserve Product Liability Per Occurance

+ References

No definition available.

+ Details

Name:	wgo_SelfInsuranceReserveProductLiabilityPerOccurance
Namespace Prefix:	wgo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Summary of Significant Accounting Policies (Details) $ in Millions	3 Months Ended	12 Months Ended
	Nov. 26, 2016 reportable_segments	Aug. 27, 2016 USD ($) reportable_segments	Aug. 29, 2015 USD ($)	Aug. 30, 2014 USD ($)
Subsequent Event [Line Items]
Number of reportable segments \| reportable_segments		1
Insurance policy limit		$ 35.0
Self insurance reserve for product liability, per occurance		2.5
Self insurance reserve for product liability, aggregate per policy year		$ 6.0
Repurchase agreement term		18 months
Repurchase commitment, liability threshold		100.00%
Research and development expense		$ 4.0	$ 3.9	$ 4.3
Advertising expense		$ 4.9	$ 5.5	$ 5.1
Subsequent Event [Member]
Subsequent Event [Line Items]
Number of reportable segments \| reportable_segments	2