SHARE-BASED COMPENSATION Fair Value Assumptions (Details) - shares
shares in Millions |
3 Months Ended |
6 Months Ended |
Apr. 30, 2017 |
Apr. 30, 2016 |
Apr. 30, 2017 |
Apr. 30, 2016 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross |
0
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0
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0
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0
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| Stock Options [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used |
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The fair value of employee stock option awards granted before October 31, 2015 was estimated using the Black-Scholes option pricing model.
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| LTPP [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used |
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Shares granted under the LTP Program were valued using a Monte Carlo simulation model. In the first quarter of fiscal 2017, the company began awarding an additional type of performance award based on operating margin performance. These awards were valued based on the market price of Keysight’s common stock on the date of grant.
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| Volatility of Keysight shares (in hundredths) |
26.00%
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25.00%
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27.00%
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25.00%
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| Volatility of selected index (2017)/peer-company shares(2016) minimum (in hundredths) |
15.00%
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14.00%
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15.00%
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14.00%
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| Volatility of selected index (2017)/peer-company shares (2016) maximum (in hundredths) |
15.00%
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54.00%
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15.00%
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54.00%
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| Price-wise correlation with selected peers (in hundredths) |
57.00%
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38.00%
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57.00%
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38.00%
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| Restricted Stock Units (RSUs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used |
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The estimated fair value of restricted stock awards is determined based on the market price of Keysight’s common stock on the date of grant.
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