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Components of purchase price at fair value (Detail) - USD ($) |  |  | 1 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Jun. 02, 2015 | Nov. 02, 2014 | May 19, 2015 | Jul. 31, 2016
Cash consideration paid |  |  |  | $ 2,100,000
Rel-Tech Electronics, Inc |  |  |  |
Cash consideration paid | $ 2,100,000 |  |  | 3,100,000
RF Industries, Ltd. common shares issued | 200,000 |  |  |
Earn-out | 610,000 |  |  |
Total purchase price | $ 2,910,000 |  |  |
CompPro Product Line |  |  |  |
Cash consideration paid |  |  | $ 700,000 |
Total purchase price |  |  | $ 700,000 |
Comnet Telecom Supply Inc |  |  |  |
Cash consideration paid |  | $ 3,090,000 |  | $ 3,090,000
RF Industries, Ltd. common shares issued |  | 1,060,000 |  |
Earn-out |  | 1,235,000 |  |
Total purchase price |  | $ 5,385,000 |  |

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