Mortgages, Notes and Loans Payable, Net (Narrative) (Details) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2023 USD ($) debtInstrument	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Jul. 31, 2023 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)
Debt Instrument [Line Items]
Other assets, net	$ 267,115		$ 278,587
Weighted-average Interest Rate	6.73%		5.91%
Repayments	$ 7,341	$ 292,635
Special Improvement District bond transfers associated with land sales	0	$ 3,932,000
Refundable deposit	$ 27,500
Derivative asset, number of instruments held | debtInstrument	6
Secured Bridgeland Notes
Debt Instrument [Line Items]
Face amount	$ 67,000		$ 475,000			$ 275,000
Outstanding borrowings	$ 342,000
Number of debt instruments	7.36%		6.60%
Secured Bridgeland Notes | Subsequent Event
Debt Instrument [Line Items]
Outstanding borrowings				$ 133,000
Interest Rate Derivatives
Debt Instrument [Line Items]
Number of debt instruments	5.28%		5.28%
Senior Notes
Debt Instrument [Line Items]
Face amount	$ 2,050,000				$ 2,100,000		$ 2,100,000
Mortgages
Debt Instrument [Line Items]
Weighted-average Interest Rate	5.99%		5.51%
Outstanding borrowings	$ 134,300
Repayments	7,300
Long term debt, undrawn lender commitment	$ 1,100,000
Mortgages | Minimum
Debt Instrument [Line Items]
Range of Interest Rates	3.13%		3.13%
Mortgages | Maximum
Debt Instrument [Line Items]
Range of Interest Rates	13.69%		9.39%
Bonds
Debt Instrument [Line Items]
Special Improvement District bond transfers associated with land sales	$ 0
Special improvement district bond issued	$ 0
Bonds | Minimum | MPC Segment
Debt Instrument [Line Items]
Range of Interest Rates	4.13%
Bonds | Maximum | MPC Segment
Debt Instrument [Line Items]
Range of Interest Rates	6.05%
Asset Pledged as Collateral with Right
Debt Instrument [Line Items]
Other assets, net	$ 4,600,000