Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions |
Oct. 31, 2016 |
Oct. 31, 2015 |
|---|---|---|
| Deferred tax assets: | ||
| Self-insurance claims (net of recoverables) | $ 108.4 | $ 109.5 |
| Deferred and other compensation | 33.4 | 35.5 |
| Impairment loss on assets held for sale | 9.2 | 0.0 |
| Accounts receivable allowances | 6.6 | 2.9 |
| Settlement liabilities | 2.6 | 3.5 |
| Other accruals | 2.9 | 2.6 |
| Other comprehensive income | 1.5 | 1.3 |
| State taxes | 0.6 | 0.5 |
| State net operating loss carryforwards | 5.7 | 5.9 |
| Tax credits | 9.9 | 7.4 |
| Other | 2.5 | 0.4 |
| Deferred Tax Assets, Gross, Total | 183.3 | 169.5 |
| Valuation allowance | (5.4) | (5.5) |
| Total deferred tax assets | 177.9 | 164.0 |
| Deferred tax liabilities: | ||
| Property, plant and equipment | (2.2) | (0.4) |
| Goodwill and other acquired intangibles | (141.8) | (129.5) |
| Total deferred tax liabilities | (144.0) | (129.9) |
| Net deferred tax assets | $ 33.9 | $ 34.1 |