Fair Value of Financial Instruments - Financial Assets and Liabilities Carried at Fair Value (Details) - USD ($) $ in Millions | Oct. 31, 2015 | Oct. 31, 2014 |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total financial assets, Fair Value | | $ 90.5 | $ 98 |
Total financial liabilities, Fair Value | | 6.2 | 3.7 |
Other assets, net [Member] | Marketable securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [1] | 33.8 | 54.7 |
Short-term Investments [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [2] | 51.9 | 34.1 |
Prepaid expenses and other current assets [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 2.9 | 9.2 |
Prepaid expenses and other current assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 1.9 | |
Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Precious Metal Forward Contracts [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 4.8 | 3.7 |
Accounts payable and accrued liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Carrying Value [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total financial assets, Fair Value | | 90.5 | 98 |
Total financial liabilities, Fair Value | | 6.2 | 3.7 |
Carrying Value [Member] | Other assets, net [Member] | Marketable securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [1] | 33.8 | 54.7 |
Carrying Value [Member] | Short-term Investments [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [2] | 51.9 | 34.1 |
Carrying Value [Member] | Prepaid expenses and other current assets [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 2.9 | 9.2 |
Carrying Value [Member] | Prepaid expenses and other current assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 1.9 | |
Carrying Value [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Carrying Value [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Precious Metal Forward Contracts [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 4.8 | 3.7 |
Carrying Value [Member] | Accounts payable and accrued liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Level 1 [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total financial assets, Fair Value | | 85.7 | 88.8 |
Total financial liabilities, Fair Value | | 0 | 0 |
Level 1 [Member] | Other assets, net [Member] | Marketable securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [1] | 33.8 | 54.7 |
Level 1 [Member] | Short-term Investments [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [2] | 51.9 | 34.1 |
Level 1 [Member] | Prepaid expenses and other current assets [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 0 | 0 |
Level 1 [Member] | Prepaid expenses and other current assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 0 | |
Level 1 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0 | |
Level 1 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Precious Metal Forward Contracts [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0 | 0 |
Level 1 [Member] | Accounts payable and accrued liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0 | |
Level 2 [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total financial assets, Fair Value | | 4.8 | 9.2 |
Total financial liabilities, Fair Value | | 6.2 | 3.7 |
Level 2 [Member] | Other assets, net [Member] | Marketable securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [1] | 0 | 0 |
Level 2 [Member] | Short-term Investments [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [2] | 0 | 0 |
Level 2 [Member] | Prepaid expenses and other current assets [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 2.9 | 9.2 |
Level 2 [Member] | Prepaid expenses and other current assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 1.9 | |
Level 2 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Level 2 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Precious Metal Forward Contracts [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 4.8 | 3.7 |
Level 2 [Member] | Accounts payable and accrued liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0.7 | |
Level 3 [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total financial assets, Fair Value | | 0 | 0 |
Total financial liabilities, Fair Value | | 0 | 0 |
Level 3 [Member] | Other assets, net [Member] | Marketable securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [1] | 0 | 0 |
Level 3 [Member] | Short-term Investments [Member] | Bank Time Deposits [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Financial Assets, Fair Value | [2] | 0 | 0 |
Level 3 [Member] | Prepaid expenses and other current assets [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 0 | 0 |
Level 3 [Member] | Prepaid expenses and other current assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Assets, Fair Value | [3] | 0 | |
Level 3 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0 | |
Level 3 [Member] | Accounts payable and accrued liabilities [Member] | Cash Flow Hedging [Member] | Precious Metal Forward Contracts [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | 0 | $ 0 |
Level 3 [Member] | Accounts payable and accrued liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Fair Value | [4] | $ 0 | |
| |
[1] | Included within Other assets, net. | |
[2] | Included within Short-term investments. | |
[3] | Included within Prepaid expenses and other current assets. | |
[4] | Included within Accounts payable and accrued liabilities. | |