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Segment Information (Narratives) (Details) | 3 Months Ended
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Feb. 29, 2020 segment
Schedule of Equity Method Investments [Line Items] |
Number of reporting segments | 5
KBHS, LLC [Member] |
Schedule of Equity Method Investments [Line Items] |
Ownership interest in the venture | 50.00%
KBHS, LLC [Member] | Stearns Lending, LLC [Member] |
Schedule of Equity Method Investments [Line Items] |
Ownership interest in the venture | 50.00%
Home Building [Member] |
Schedule of Equity Method Investments [Line Items] |
Number of reporting segments | 4
Financial Service [Member] |
Schedule of Equity Method Investments [Line Items] |
Number of reporting segments | 1

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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Balance Type: | na
Period Type: | instant

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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Period Type: |

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- Details
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Balance Type: |
Period Type: |

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- Details
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Balance Type: |
Period Type: |