Investments in Unconsolidated Ventures - The Summit (Details) usdPerAcre in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 31, 2022 USD ($) a customHomeSite	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2015 USD ($) usdPerAcre
Schedule of Investments [Line Items]
Equity in earnings (losses) from unconsolidated ventures		$ (1,630)	$ 15,732	$ (4,230)	$ 26,461
The Summit
Schedule of Investments [Line Items]
Contribution of property						$ 13,400
SID bonds transferred to joint venture						1,300
Transaction value of land contributed to joint venture						$ 125,400
Transactional value per acre of land contributed to joint venture | usdPerAcre						226
Maximum contribution required to joint venture by co-venturer						$ 30,000
Amount contributed on maximum contribution required to joint venture by co-venture						$ 3,800
Area of land | a	54
Fair value of property contributed	$ 21,500
Equity in earnings (losses) from unconsolidated ventures	$ 13,500
Number of custom home sites | customHomeSite	28