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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 9 Months Ended
Jul. 31, 2013
Jul. 31, 2012
Jul. 31, 2013
Jul. 31, 2012
Segment Reporting Information [Line Items]        
Net sales $ 9,585 $ 7,316 $ 29,146 $ 19,229
Income (loss) before provision for income taxes 1,562 1,172 5,448 2,317
Depreciation and amortization 161 154 481 457
RF Connectors And Cable Assembly
        
Segment Reporting Information [Line Items]        
Net sales 3,164 3,871 10,549 10,391
Income (loss) before provision for income taxes 315 766 1,502 1,528
Depreciation and amortization 59 59 181 163
Cables Unlimited
        
Segment Reporting Information [Line Items]        
Net sales 5,548 2,728 15,390 6,007
Income (loss) before provision for income taxes 1,277 395 3,524 433
Depreciation and amortization 89 82 261 258
Medical Cabling and Interconnector
        
Segment Reporting Information [Line Items]        
Net sales 766 570 2,282 2,012
Income (loss) before provision for income taxes 173 99 568 478
Depreciation and amortization 11 11 33 31
RF Wireless
        
Segment Reporting Information [Line Items]        
Net sales 107 147 925 819
Income (loss) before provision for income taxes (204) (91) (149) (136)
Depreciation and amortization 2 2 6 5
Corporate
        
Segment Reporting Information [Line Items]        
Net sales 0 0 0 0
Income (loss) before provision for income taxes 1 3 3 14
Depreciation and amortization $ 0 $ 0 $ 0 $ 0