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Net sales, income (loss) before provision for income taxes and other related segment information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 7,640	$ 8,315	$ 22,159	$ 22,223
Income (loss) from continuing operations before provision (benefit) for income taxes	(699)	(53)	(1,320)	408
Depreciation and amortization	241	330	769	719
RF Connector and Cable Assembly
Segment Reporting Information [Line Items]
Net sales	2,576	2,909	6,611	8,949
Income (loss) from continuing operations before provision (benefit) for income taxes	(541)	197	(1,243)	574
Depreciation and amortization	49	54	146	146
Custom Cabling Manufacturing and Assembly
Segment Reporting Information [Line Items]
Net sales	5,064	5,406	15,548	13,274
Income (loss) from continuing operations before provision (benefit) for income taxes	(126)	(254)	(111)	(185)
Depreciation and amortization	192	276	623	573
Corporate
Segment Reporting Information [Line Items]
Net sales	0	0	0	0
Income (loss) from continuing operations before provision (benefit) for income taxes	(32)	4	34	19
Depreciation and amortization	$ 0	$ 0	$ 0	$ 0

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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