Loans Payable, Senior Notes, and Mortgage Company Loan Facilities - Senior Notes (Details) - Senior notes	1 Months Ended
	Jun. 30, 2025 USD ($)	Jul. 31, 2025 USD ($) debtIssuance	Jul. 15, 2025 USD ($)
Debt Instrument [Line Items]
Number of issuances of senior debt | debtIssuance		4
5.60% Senior Notes due 2035
Debt Instrument [Line Items]
Debt instrument, face amount	$ 500,000,000.0
Interest rate on notes	5.60%
Senior notes
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,750,000,000
Proceeds from debt, net of issuance costs	$ 494,900,000
4.875% Senior Notes due November 15, 2025
Debt Instrument [Line Items]
Interest rate on notes			4.875%
Debt instrument, repurchase amount			$ 350,000,000.0