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Basis of Financial Statements (Details Textual)	6 Months Ended
	Dec. 28, 2014 Segment	Jun. 30, 2013
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of reporting segments related to STRATTEC Security Corporation	1us-gaap_NumberOfReportableSegments
NextLock LLC
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Percentage ownership interest in joint venture		51.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = strt_NextLockLlcMember
VAST LLC
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of wholly owned and majority owned consolidated subsidiaries	3strt_NumberOfWhollyOwnedAndMajorityOwnedConsolidatedSubsidiaries / dei_LegalEntityAxis = strt_VehicleAccessSystemsTechnologyLlcMember
Number of equity method joint ventures	1strt_NumberOfEquityMethodJointVentures / dei_LegalEntityAxis = strt_VehicleAccessSystemsTechnologyLlcMember

X

- Definition

Number of equity method joint ventures.

+ References

No definition available.

+ Details

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- Definition

Number of wholly owned and majority owned consolidated subsidiaries.

+ References

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+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

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- 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.

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- Details

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