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SHARE-BASED COMPENSATION (Tables) | 6 Months Ended
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Apr. 30, 2018
Share-based Compensation [Abstract] |
Allocated share-based compensation expense disclosure | The impact on our results for share-based compensation was as follows:
| Three Months Ended |  | Six Months Ended
| April 30, |  | April 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
| (in millions)
Cost of products and services | $ | 3 |  |  | $ | 3 |  |  | $ | 10 |  |  | $ | 9 |
Research and development | 1 |  |  | 1 |  |  | 4 |  |  | 3 |
Selling, general and administrative | 8 |  |  | 11 |  |  | 29 |  |  | 24 |
Total share-based compensation expense | $ | 12 |  |  | $ | 15 |  |  | $ | 43 |  |  | $ | 36 |
Assumptions used to estimate fair value for LTPP | The following assumptions were used to estimate the fair value of awards granted.
| Three Months Ended |  | Six Months Ended
| April 30, |  | April 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
LTPP: |  |  |  |  |  |  |
Volatility of Agilent shares | 21% |  | 23% |  | 21% |  | 23%
Volatility of selected peer-company shares | 14%-66% |  | 15%-63% |  | 14%-66% |  | 15%-63%
Price-wise correlation with selected peers | 32% |  | 36% |  | 32% |  | 36%
Post-vest holding restriction discount for all executive awards | 4.8% |  | 5.3% |  | 4.8% |  | 5.3%

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, and long-term performance plan grants. + References No definition available. + Details
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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 + Details
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