Related Party Transactions (Details) $ in Millions	9 Months Ended	12 Months Ended
Sep. 30, 2026 USD ($) lot	Dec. 31, 2025 USD ($) lot
DF Residential III Limited Partnership
Related Party Transaction [Line Items]
Investments	$ 57.6
Investments (in percent)	0.559
DF Capital
Related Party Transaction [Line Items]
Percentage of ownership interest	49.00%
Fund II
Related Party Transaction [Line Items]
Outstanding lot deposits	$ 13.7	$ 17.6
Number of lots \| lot	1,022	1,479
DF Residential III Limited Partnership
Related Party Transaction [Line Items]
Outstanding lot deposits	$ 47.9	$ 53.6
Number of lots \| lot	3,631	4,111

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