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NET INCOME PER SHARE (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2016 | Apr. 30, 2015 | Apr. 30, 2016 | Apr. 30, 2015
Numerator: |  |  |  |
Income from continuing operations | $ 91 | $ 92 | $ 214 | $ 185
Loss from discontinued operations | 0 | (5) | 0 | (35)
Net income | $ 91 | $ 87 | $ 214 | $ 150
Denominators: |  |  |  |
Basic weighted-average shares (in shares) | 326,000,000 | 334,000,000 | 327,000,000 | 335,000,000
Potential common shares - stock options and other employee stock plans (in shares) | 2,000,000 | 3,000,000 | 3,000,000 | 2,000,000
Diluted weighted average shares (in shares) | 328,000,000 | 337,000,000 | 330,000,000 | 337,000,000
Options with exercise price greater than average market price |  |  |  |
Antidilutive Securities Excluded from EPS Computation |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 2,100,000 | 66,200 | 1,700,000 | 672,500
Stock Options, LTPP and restricted stock combined exercise price, unamortized fair value, excess tax benefits or shortfalls greater than average market price |  |  |  |
Antidilutive Securities Excluded from EPS Computation |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 2,600 | 1,400,000 | 3,500 | 690,200

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