Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_Assets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

+ Details

Name:	us-gaap_NoncurrentAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ 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_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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

- Details

Name:	us-gaap_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_EuropeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=country_CA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=jout_OtherGeographicAreasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=jout_CanadaAndOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_GeographyEliminationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

SEGMENTS OF BUSINESS (Schedule Of Operations By Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Sep. 29, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 30, 2016	Sep. 30, 2016	Jul. 01, 2016	Apr. 01, 2016	Jan. 01, 2016	Sep. 29, 2017	Sep. 30, 2016	Oct. 02, 2015
Segment Reporting Information [Line Items]
Net sales:	$ 91,755	$ 155,274	$ 149,807	$ 93,729	$ 74,937	$ 139,300	$ 134,192	$ 85,298	$ 490,565	$ 433,727	$ 430,489
Total assets:	353,659				310,279				353,659	310,279
Long-term assets:	90,178				89,248				90,178	89,248
United States:
Segment Reporting Information [Line Items]
Net sales:									404,073	357,592	350,340
Total assets:	276,916				219,625				276,916	219,625
Long-term assets:	83,726				81,292				83,726	81,292
Europe:
Segment Reporting Information [Line Items]
Net sales:									34,521	32,069	35,547
Total assets:	42,956				52,642				42,956	52,642
Long-term assets:	3,396				3,713				3,396	3,713
Canada:
Segment Reporting Information [Line Items]
Net sales:									32,553	28,308	28,155
Other:
Segment Reporting Information [Line Items]
Net sales:									19,418	15,758	16,447
Canada and other
Segment Reporting Information [Line Items]
Total assets:	33,787				38,012				33,787	38,012
Long-term assets:	$ 3,056				$ 4,243				3,056	4,243
Interunit transfers
Segment Reporting Information [Line Items]
Net sales:									(30,732)	(24,574)	(27,336)
Interunit transfers \| United States:
Segment Reporting Information [Line Items]
Net sales:									19,725	14,672	17,872
Interunit transfers \| Europe:
Segment Reporting Information [Line Items]
Net sales:									10,983	9,824	9,371
Interunit transfers \| Canada:
Segment Reporting Information [Line Items]
Net sales:									2	16	11
Interunit transfers \| Other:
Segment Reporting Information [Line Items]
Net sales:									$ 22	$ 62	$ 82