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The number of consecutive years used to determine a Participants highest base salary in a supplemental employee retirement plan.

No definition available.

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Defined benefit plan number of years preceding retirement for average annual base salary calculation

No definition available.

Name:	iiin_DefinedBenefitPlanNumberOfYearsPrecedingRetirementForAverageAnnualBaseSalaryCalculation
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The percentage of a Participants highest average base salary that will be matched and payed out to the Participant as supplemental retirement benefits if they meet the continuous service requirement.

No definition available.

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The minimum age that an employee may retire at to receive full benefits.

No definition available.

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The period of time that a Participant will be payed supplemental retirement benefits if they meet the continuous service requirement.

No definition available.

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Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period.

No definition available.

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Data Type:	xbrli:monetaryItemType
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The amount of cash or cash equivalents contributed by the entity to fund its pension plans.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585

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