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Net Sales, Income (Loss) Before Provision for Income Taxes and Other Related Segment Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2015	Jan. 31, 2014
Segment Reporting Information [Line Items]
Net sales	$ 6,894us-gaap_SalesRevenueNet	$ 5,850us-gaap_SalesRevenueNet
Income (loss) from continuing operations before provision (benefit) for income taxes	31us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	346us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Depreciation and amortization	190us-gaap_DepreciationAndAmortization	149us-gaap_DepreciationAndAmortization
RF Connector and Cable Assembly
Segment Reporting Information [Line Items]
Net sales	2,701us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember	2,972us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember
Income (loss) from continuing operations before provision (benefit) for income taxes	65us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember	368us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember
Depreciation and amortization	41us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember	49us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_RfConnectorsAndCableAssemblyMember
Medical Cabling and Interconnector
Segment Reporting Information [Line Items]
Net sales	576us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember	751us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember
Income (loss) from continuing operations before provision (benefit) for income taxes	125us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember	140us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember
Depreciation and amortization	5us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember	8us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_MedicalCablingAndInterconnectorMember
Corporate
Segment Reporting Information [Line Items]
Net sales	0us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember	0us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember
Income (loss) from continuing operations before provision (benefit) for income taxes	5us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember	5us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember
Depreciation and amortization	0us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember	0us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember
Custom Cabling Manufacturing and Assembly
Segment Reporting Information [Line Items]
Net sales	3,617us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember	2,127us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember
Income (loss) from continuing operations before provision (benefit) for income taxes	(164)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember	(167)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember
Depreciation and amortization	$ 144us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember	$ 92us-gaap_DepreciationAndAmortization / us-gaap_StatementBusinessSegmentsAxis = rfil_CustomCablingManufacturingAndAssemblyMember

X

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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

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

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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.

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

-Publisher FASB

-Name Accounting Standards Codification

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