Mortgages, Notes and Loans Payable, Net (Summary of Mortgages, Notes and Loans Payable) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Mortgages, notes and loans payable	$ 1,249,830	$ 1,238,857
Unamortized deferred financing costs	(47,602)	(48,259)
Total mortgages, notes and loans payable, net	4,674,950	4,591,157
Secured Debt
Debt Instrument [Line Items]
Fixed-rate debt	1,079,132	1,006,428
Special Improvement District bonds
Debt Instrument [Line Items]
Fixed-rate debt	$ 68,590	69,131
Unsecured 5.375% Senior Notes due 2028 \| Senior Notes
Debt Instrument [Line Items]
Interest Rate	5.375%
Fixed-rate debt	$ 750,000	750,000
Unsecured 4.125% Senior Notes due 2029 \| Senior Notes
Debt Instrument [Line Items]
Interest Rate	4.125%
Fixed-rate debt	$ 650,000	650,000
Unsecured 4.375% Senior Notes due 2031 \| Senior Notes
Debt Instrument [Line Items]
Interest Rate	4.375%
Fixed-rate debt	$ 650,000	650,000
Secured Bridgeland Notes due 2026 \| Secured Debt
Debt Instrument [Line Items]
Mortgages, notes and loans payable	$ 275,000	$ 275,000

Contractual interest rate for funds borrowed, under the debt agreement.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of all notes and loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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