Stock Plans (Schedule of Compensation Expense and Related Income Tax Benefit for Share-Based Awards) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Oct. 31, 2016 |
Oct. 31, 2015 |
Oct. 31, 2014 |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Total compensation expense | $ 29.9 | $ 32.9 | $ 36.5 |
Related income tax benefit | 9.0 | 10.2 | 11.7 |
Selling, general and administrative expense [Member] | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Total compensation expense | 26.2 | 29.2 | 32.4 |
Cost of Sales [Member] | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Total compensation expense | 2.6 | 2.8 | 2.2 |
Research and Development Expense [Member] | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Total compensation expense | 1.1 | 0.9 | 1.9 |
Capitalized in inventory [Member] | |||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Total compensation expense | $ 2.6 | $ 2.8 | $ 2.2 |