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v3.19.2

Inventory Impairments and Land Option Contract Abandonments (Narratives) (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
May 31, 2019 USD ($) lot delivery Rate | May 31, 2018 USD ($) delivery Rate | May 31, 2019 USD ($) property lot delivery Rate | May 31, 2018 USD ($) property delivery Rate | Nov. 30, 2018 USD ($) property
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Number of land parcels or communities evaluated for recoverability | property |  |  | 24 | 42 |
Carrying value of communities or land parcels evaluated for impairment | $ 164,000,000 | $ 284,100,000 | $ 164,000,000 | $ 284,100,000 |
Inventory impairment charges | 3,400,000 | 6,000,000 | 6,600,000 | 10,700,000 |
Aggregate carrying value of inventory impacted by pretax, noncash inventory impairment charges | $ 144,500,000 |  | $ 144,500,000 |  | $ 156,100,000
Number of communities and various other land parcels impacted by pretax, noncash inventory impairment charges | 22 |  | 22 |  | 22
Minimum [Member] |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Average selling price | $ 315,000 | $ 339,400 | $ 315,000 | $ 339,400 |
Deliveries per month | delivery | 4 | 4 | 1 | 3 |
Minimum [Member] | Measurement Input, Discount Rate [Member] |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Discount Rate, Percent | Rate | 17.00% | 17.00% | 17.00% | 17.00% |
Maximum [Member] |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Average selling price | $ 398,500 | $ 460,500 | $ 1,045,400 | $ 774,100 |
Deliveries per month | delivery | 4 | 5 | 4 | 5 |
Maximum [Member] | Measurement Input, Discount Rate [Member] |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Discount Rate, Percent | Rate | 17.00% | 17.00% | 17.00% | 18.00% |
Land Option Contract Abandonment [Member] |  |  |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) |  |  |  |  |
Land option contract abandonment charges | $ 900,000 | $ 500,000 | $ 1,300,000 | $ 800,000 |

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