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Summary Of Significant Accounting Policies Summary of Significant Accounting Policies (Communities with Indicators of Impairment and Communities with Valuation Adjustments Recorded) (Details) $ in Thousands | 12 Months Ended
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Nov. 30, 2021 USD ($) community | Nov. 30, 2020 USD ($) community
Accounting Policies [Abstract] |  |
# of communities with potential indicator of impairment | community | 4 | 10
Communities with valuation adjustments, # of communities | community | 1 | 16
Communities with valuation adjustments, Fair Value | $ | $ 5,267 | $ 79,734
Communities with valuation adjustments, Valuation Adjustments | $ | $ 11,849 | $ 44,811

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- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116847112&loc=d3e4542-108314 + Details
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