Commitments and Contingencies Warranty Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Warranty Accrual Rollforward [Abstract]
Warranty reserves, beginning of period	$ 26,040	$ 25,220	$ 26,420	$ 26,459
Warranty expense on homes delivered during the period	4,242	3,641	7,663	6,481
Changes in estimates for pre-existing warranties	(623)	557	(644)	735
Charges related to stucco-related claims	0	0	0	0
Settlements made during the period	(3,484)	(3,944)	(7,264)	(8,201)
Warranty reserves, end of period	26,175	$ 25,474	26,175	$ 25,474
Estimated Repair Costs for Affected Homes	4,000		$ 4,000
Insurance Recoveries	(500)
Stucco Repair Cost	$ 500

Estimated Repair Costs for Affected Homes

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Stucco Repair Cost

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Warranty Accrual Rollforward [Abstract]

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No definition available.

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The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

+ References

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-Name Accounting Standards Codification
-Topic 220
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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

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Amount of increase (decrease) in the standard and extended product warranty liability.

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Amount of increase (decrease) in the standard and extended product warranty accrual from changes in estimates attributable to preexisting product warranties.

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Amount of increase in the standard and extended product warranty accrual from warranties issued.

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