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Net sales, income (loss) before provision for income taxes and other related segment information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2016 | Oct. 31, 2015
Segment Reporting Information [Line Items] |  |
Net sales | $ 30,241 | $ 30,908
Income (loss) from continuing operations before provision (benefit) for income taxes | (4,683) | 834
Depreciation and amortization | 1,036 | 996
Total assets | 25,837 | 32,252
RF Connector and Cable Assembly |  |
Segment Reporting Information [Line Items] |  |
Net sales | 9,352 | 11,710
Income (loss) from continuing operations before provision (benefit) for income taxes | (1,358) | 711
Depreciation and amortization | 194 | 201
Total assets | 5,902 | 7,248
Custom Cabling Manufacturing and Assembly |  |
Segment Reporting Information [Line Items] |  |
Net sales | 20,889 | 19,198
Income (loss) from continuing operations before provision (benefit) for income taxes | (3,232) | (234)
Depreciation and amortization | 842 | 795
Total assets | 13,100 | 16,150
Corporate |  |
Segment Reporting Information [Line Items] |  |
Net sales | 0 | 0
Income (loss) from continuing operations before provision (benefit) for income taxes | (93) | 357
Depreciation and amortization | 0 | 0
Total assets | $ 6,835 | $ 8,854

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