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Significant Accounting Policies (Details) - USD ($) | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Jul. 31, 2020 | Jul. 31, 2020 | Nov. 01, 2019 | Oct. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Customer Advances and Deposits | $ 437,008,000 | $ 437,008,000 |  | $ 385,596,000
Operating Lease, Right-of-Use Asset | 106,049,000 | 106,049,000 |  | 0
Operating Lease, Liability | 125,231,000 | 125,231,000 |  | $ 0
Accounting Standards Update 2016-02 [Member] |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Operating Lease, Right-of-Use Asset | 106,000,000.0 | 106,000,000.0 | $ 114,500,000 |
Operating Lease, Liability |  |  | $ 118,500,000 |
Home Building [Member] |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Contract with Customer, Liability, Revenue Recognized | $ 83,800,000 | $ 260,600,000 |  |

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