Fair Value Disclosures (Narrative) (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Impairment charge	$ 910	$ 1,691
Texas [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Inventory before impairment	6,600	6,600
Impairment charge	900
Inventory	5,700	5,700
Century Complete [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Inventory before impairment	800	$ 800
Impairment charge	$ 1,700

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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