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Insurance (Tables) | 3 Months Ended
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Jan. 31, 2020
Insurance [Abstract] |
Schedule of Insurance Related Balances and Activity | Insurance Related Balances and Activity
(in millions) | January 31, 2020 |  | October 31, 2019
Insurance claim reserves, excluding medical and dental | $ | 507.2 |  |  | $ | 507.8 |
Medical and dental claim reserves | 6.8 |  |  | 7.2 |
Insurance recoverables | 64.5 |  |  | 64.5 |
Schedule of Instruments Used to Collateralize Insurance Obligations | Instruments Used to Collateralize Our Insurance Obligations
(in millions) | January 31, 2020 |  | October 31, 2019
Standby letters of credit | $ | 144.0 |  |  | $ | 141.0 |
Surety bonds | 87.8 |  |  | 90.8 |
Restricted insurance deposits | 0.8 |  |  | 0.8 |
Total | $ | 232.6 |  |  | $ | 232.6 |

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- Definition Schedule Of Insurance Related Balances And Activity [Table Text Block] + References No definition available. + Details
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