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Represents the percentage of ownership for warehouse and office facilities leased.

No definition available.

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Area of a real estate property.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
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Discount rate used by lessee to determine present value of finance lease payments.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
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Discount rate used by lessee to determine present value of operating lease payments.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Amount of operating lease expense. Excludes sublease income.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
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Present value of lessee's discounted obligation for lease payments from operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period Type:	instant

Cash payments to lessor's for use of assets under operating leases.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Paragraph 25
-Subparagraph (g)
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Name:	us-gaap_PaymentsForRent
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Name:	srt_CounterpartyNameAxis=inbp_UnrelatedPartyMember
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Name:	us-gaap_RelatedPartyTransactionAxis=inbp_VitaminRealtyLLCMember
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Data Type:	na
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