XML 16 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8

Note 10 - Other Financial Data (Details) - Balance Sheet Information (Parentheticals) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Sep. 28, 2013
Balance Sheet Information [Abstract]
Accumulated amortization	$ 257	$ 163

X

- Details

Name:	iiin_BalanceSheetInformationAbstract
Namespace Prefix:	iiin_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant