Description of Business - Additional Information (Details)			3 Months Ended
	Feb. 10, 2025 USD ($) Property	Feb. 07, 2025 USD ($) Property $ / shares shares	Mar. 31, 2025 USD ($) $ / shares shares
Description of business [Line Items]
Date of incorporation			Mar. 19, 2024
Entity incorporation state			MD
Common stock par value per share | $ / shares			$ 0.01
Revolving Credit Facility
Description of business [Line Items]
Commitment amount			$ 350,000,000
Maturity date		Feb. 07, 2028
Class A Common Stock
Description of business [Line Items]
Common stock par value per share | $ / shares			$ 0.01
Class B Common Stock
Description of business [Line Items]
Common stock par value per share | $ / shares			$ 0.01
Lennar Corporation
Description of business [Line Items]
Percentage of ownership interest after disposal		20.00%
Spin-Off | Lennar Corporation
Description of business [Line Items]
Percentage of ownership interest sold		80.00%
Retained shares | shares		33,200,053
Land assets		$ 5,500,000,000
Number of homesites | Property		87,000
Cash		$ 1,000,000,000
Cash deposits		584,800,000
Spin-Off | Lennar Corporation | Revolving Credit Facility
Description of business [Line Items]
Commitment amount		$ 1,335,000,000
Maturity date		Feb. 07, 2028
Spin-Off | Lennar Corporation | Class A Common Stock
Description of business [Line Items]
Distribution of common stock | shares		120,983,633	120,983,633
Common stock par value per share | $ / shares		$ 0.01
Retained shares | shares		33,200,053	33,200,053
Spin-Off | Lennar Corporation | Class B Common Stock
Description of business [Line Items]
Distribution of common stock | shares		11,819,811	11,819,811
Common stock par value per share | $ / shares		$ 0.01
Rausch Coleman Companies, LLC
Description of business [Line Items]
Number of homesites | Property	25,000
Acquisition in land assets	$ 1,158,000,000
Percentage of interest acquired	100.00%
Cash payment received from acquisition	$ 859,000,000