Mortgages, Notes and Loans Payable, Net - Schedule of Debt by Property (Details) - USD ($)	1 Months Ended				3 Months Ended	12 Months Ended
	Oct. 31, 2021	Sep. 30, 2021	Apr. 30, 2021	Mar. 31, 2021	Mar. 31, 2021	Dec. 31, 2021	Jun. 30, 2021	Feb. 28, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Carrying value						$ 4,639,416,000
Unamortized bond issuance costs						0			$ (4,355,000)
Unamortized deferred financing costs						(48,259,000)			(28,442,000)
Total mortgages, notes and loans payable						$ 4,591,157,000			4,287,369,000
Derivative, fixed interest rate				2.00%	2.00%
Interest rate cap
Debt Instrument [Line Items]
Notional amount				$ 368,200,000	$ 368,200,000
One-month LIBOR
Debt Instrument [Line Items]
Interest rate margin						0.10%
SOFR
Debt Instrument [Line Items]
Interest rate margin						0.05%
Special Improvement District bonds
Debt Instrument [Line Items]
Interest rate, stated						4.00%
Term Loan
Debt Instrument [Line Items]
Carrying value						$ 316,700,000
Senior Secured Credit Facility
Debt Instrument [Line Items]
Interest rate, stated						4.61%
Bridgeland Notes due 2026
Debt Instrument [Line Items]
Interest rate, stated						2.40%
Bridgeland Notes due 2026 | SOFR
Debt Instrument [Line Items]
Interest rate margin		2.30%
Senior Notes due 2025 | Senior Notes
Debt Instrument [Line Items]
Interest Rate						5.38%
Carrying value						$ 0			1,000,000,000
Interest rate, stated						5.38%
Face amount						$ 1,000,000,000
Unsecured 5.375% Senior Notes due 2028 | Senior Notes
Debt Instrument [Line Items]
Interest Rate						5.38%
Carrying value						$ 750,000,000			750,000,000
Senior Notes due 2029 | Senior Notes
Debt Instrument [Line Items]
Interest Rate						4.13%
Carrying value						$ 650,000,000			0
Interest rate, stated						4.13%		4.125%
Face amount								$ 650,000,000
Senior Notes due 2031 | Senior Notes
Debt Instrument [Line Items]
Interest Rate						4.38%
Carrying value						$ 650,000,000			0
Interest rate, stated						4.38%		4.375%
Face amount								$ 650,000,000
Outlet Collection at Riverwalk | Construction Loans
Debt Instrument [Line Items]
Interest rate margin	3.50%
Face amount	$ 27,200,000
Outlet Collection at Riverwalk | Construction Loans | SOFR
Debt Instrument [Line Items]
Interest rate margin	3.00%
Ae‘o Retail
Debt Instrument [Line Items]
Carrying value						$ 29,900,000
Ke Kilohana Retail
Debt Instrument [Line Items]
Carrying value						$ 9,100,000
1725 Hughes Landing
Debt Instrument [Line Items]
Interest rate, stated						4.10%
1735 Hughes Landing
Debt Instrument [Line Items]
Interest Rate						4.10%
1201 Lake Robbins
Debt Instrument [Line Items]
Interest rate, stated						2.49%
Three Hughes Landing
Debt Instrument [Line Items]
Interest rate, stated						3.55%
The Woodlands Warehouse
Debt Instrument [Line Items]
Interest rate, stated						3.65%
8770 New Trails | Construction Loans
Debt Instrument [Line Items]
Interest rate, stated						4.89%
Face amount							$ 35,500,000			$ 35,500,000
8770 New Trails | Construction Loans | One-month LIBOR
Debt Instrument [Line Items]
Interest rate margin						2.45%
‘A‘ali‘i
Debt Instrument [Line Items]
Interest rate, stated						4.10%
Victoria Place
Debt Instrument [Line Items]
Interest rate, stated						5.25%
Victoria Place | Construction Loans
Debt Instrument [Line Items]
Interest rate margin					5.00%
Face amount				$ 368,200,000	$ 368,200,000
Victoria Place | Construction Loans | LIBOR
Debt Instrument [Line Items]
Interest rate margin				5.00%
Victoria Place | Construction Loans | Minimum | LIBOR
Debt Instrument [Line Items]
Interest rate margin					0.25%
Starling at Bridgeland | Construction Loans
Debt Instrument [Line Items]
Total mortgages, notes and loans payable						$ 0
Face amount			$ 42,700,000
Starling at Bridgeland | Construction Loans | LIBOR
Debt Instrument [Line Items]
Interest rate margin			2.75%
Starling at Bridgeland | Construction Loans | Minimum
Debt Instrument [Line Items]
Interest rate, stated			3.75%
Tanager Echo | Construction Loans
Debt Instrument [Line Items]
Face amount		$ 59,500,000
Tanager Echo | Construction Loans | LIBOR
Debt Instrument [Line Items]
Interest rate margin		2.90%
1700 Pavillion | Construction Loans
Debt Instrument [Line Items]
Face amount		$ 75,000,000
1700 Pavillion | Construction Loans | LIBOR
Debt Instrument [Line Items]
Interest rate margin		3.80%
Operating Assets
Debt Instrument [Line Items]
Carrying value						$ 1,944,779,000			2,068,763,000
Operating Assets | Senior Secured Credit Facility | Term Loan
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 316,656,000			615,000,000
Interest rate, stated						4.61%
Operating Assets | 4.61% Fixed Rate Debt | Term Loan
Debt Instrument [Line Items]
Carrying value						$ 615,000,000
Operating Assets | 20/25 Waterway Avenue
Debt Instrument [Line Items]
Interest Rate						4.79%
Carrying value						$ 12,564,000			12,855,000
Operating Assets | Millennium Waterway Apartments
Debt Instrument [Line Items]
Interest Rate						3.75%
Carrying value						$ 50,813,000			51,946,000
Operating Assets | Lake Woodlands Crossing Retail
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 12,329,000			12,329,000
Operating Assets | Two Lakes Edge
Debt Instrument [Line Items]
Interest Rate						2.40%
Carrying value						$ 68,806,000			66,198,000
Operating Assets | Outlet Collection at Riverwalk
Debt Instrument [Line Items]
Interest Rate						3.50%
Carrying value						$ 26,742,000			28,679,000
Operating Assets | The Woodlands Resort
Debt Instrument [Line Items]
Interest Rate						3.00%
Carrying value						$ 0			62,500,000
Operating Assets | 9303 New Trails
Debt Instrument [Line Items]
Interest Rate						4.88%
Carrying value						$ 10,308,000			10,763,000
Operating Assets | 4 Waterway Square
Debt Instrument [Line Items]
Interest Rate						4.88%
Carrying value						$ 30,185,000			31,519,000
Operating Assets | Creekside Park West
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 15,497,000			14,719,000
Operating Assets | The Lane at Waterway
Debt Instrument [Line Items]
Interest Rate						1.85%
Carrying value						$ 27,279,000			22,167,000
Operating Assets | 6100 Merriweather
Debt Instrument [Line Items]
Interest Rate						2.85%
Carrying value						$ 66,345,000			62,040,000
Operating Assets | Juniper Apartments
Debt Instrument [Line Items]
Interest Rate						2.85%
Carrying value						$ 72,762,000			65,808,000
Operating Assets | Creekside Park The Grove
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 39,503,000			16,468,000
Operating Assets | 9950 Woodloch Forest
Debt Instrument [Line Items]
Interest Rate						2.05%
Carrying value						$ 83,820,000			71,106,000
Operating Assets | Ae‘o Retail
Debt Instrument [Line Items]
Interest Rate						2.90%
Carrying value						$ 29,883,000			30,532,000
Operating Assets | Ke Kilohana Retail
Debt Instrument [Line Items]
Interest Rate						2.90%
Carrying value						$ 9,129,000			9,327,000
Operating Assets | 3831 Technology Forest Drive
Debt Instrument [Line Items]
Interest Rate						4.50%
Carrying value						$ 20,210,000			20,686,000
Operating Assets | Kewalo Basin Harbor
Debt Instrument [Line Items]
Interest Rate						2.85%
Carrying value						$ 11,479,000			11,562,000
Operating Assets | Millennium Six Pines Apartments
Debt Instrument [Line Items]
Interest Rate						3.39%
Carrying value						$ 42,500,000			42,500,000
Operating Assets | 3 Waterway Square
Debt Instrument [Line Items]
Interest Rate						3.94%
Carrying value						$ 44,747,000			46,224,000
Operating Assets | One Lakes Edge
Debt Instrument [Line Items]
Interest Rate						4.50%
Carrying value						$ 68,648,000			69,440,000
Operating Assets | Aristocrat
Debt Instrument [Line Items]
Interest Rate						3.67%
Carrying value						$ 36,095,000			37,093,000
Operating Assets | Creekside Park Apartments
Debt Instrument [Line Items]
Interest Rate						3.52%
Carrying value						$ 37,730,000			37,730,000
Operating Assets | 1725 Hughes Landing
Debt Instrument [Line Items]
Interest Rate						4.10%
Carrying value						$ 61,207,000			0
Operating Assets | 1735 Hughes Landing
Debt Instrument [Line Items]
Interest Rate						4.10%
Carrying value						$ 58,793,000			0
Operating Assets | One Hughes Landing
Debt Instrument [Line Items]
Interest Rate						4.30%
Carrying value						$ 49,578,000			50,815,000
Operating Assets | Two Hughes Landing
Debt Instrument [Line Items]
Interest Rate						4.20%
Carrying value						$ 47,184,000			48,000,000
Operating Assets | Other SID Bonds
Debt Instrument [Line Items]
Interest Rate						6.05%
Operating Assets | Other SID Bonds | Special Improvement District bonds
Debt Instrument [Line Items]
Carrying value						$ 2,639,000			2,785,000
Operating Assets | Tanager Apartments
Debt Instrument [Line Items]
Interest Rate						3.13%
Carrying value						$ 58,500,000			39,744,000
Operating Assets | Lakeside Row
Debt Instrument [Line Items]
Interest Rate						3.15%
Carrying value						$ 35,500,000			31,566,000
Operating Assets | 1201 Lake Robbins
Debt Instrument [Line Items]
Interest Rate						3.83%
Carrying value						$ 250,000,000			273,070,000
Operating Assets | Three Hughes Landing
Debt Instrument [Line Items]
Interest Rate						3.55%
Carrying value						$ 70,000,000			0
Operating Assets | The Woodlands Warehouse
Debt Instrument [Line Items]
Interest Rate						3.65%
Carrying value						$ 13,700,000			7,230,000
Operating Assets | 8770 New Trails
Debt Instrument [Line Items]
Interest Rate						4.89%
Carrying value						$ 35,482,000			35,417,000
Operating Assets | Constellation Apartments
Debt Instrument [Line Items]
Interest Rate						4.07%
Carrying value						$ 24,200,000			24,200,000
Operating Assets | Hughes Landing Retail
Debt Instrument [Line Items]
Interest Rate						3.50%
Carrying value						$ 33,633,000			34,328,000
Operating Assets | Columbia Regional Building
Debt Instrument [Line Items]
Interest Rate						4.48%
Carrying value						$ 23,805,000			24,244,000
Operating Assets | Las Vegas Ballpark
Debt Instrument [Line Items]
Interest Rate						4.92%
Carrying value						$ 46,528,000			48,173,000
Master Planned Communities
Debt Instrument [Line Items]
Carrying value						$ 341,492,000			181,520,000
Master Planned Communities | The Woodlands Master Credit Facility
Debt Instrument [Line Items]
Interest Rate						2.64%
Carrying value						$ 0			75,000,000
Master Planned Communities | Bridgeland Credit Facility
Debt Instrument [Line Items]
Interest Rate						2.64%
Carrying value						$ 0			75,000,000
Master Planned Communities | Bridgeland Notes due 2026
Debt Instrument [Line Items]
Interest Rate						2.40%
Carrying value						$ 275,000,000			0
Master Planned Communities | Summerlin South SID Bonds | Special Improvement District bonds
Debt Instrument [Line Items]
Carrying value						$ 66,492,000			31,520,000
Master Planned Communities | Summerlin South SID Bonds | Special Improvement District bonds | Minimum
Debt Instrument [Line Items]
Interest Rate						4.00%
Interest rate, stated						4.00%
Master Planned Communities | Summerlin South SID Bonds | Special Improvement District bonds | Maximum
Debt Instrument [Line Items]
Interest Rate						6.05%
Interest rate, stated						6.05%
Seaport
Debt Instrument [Line Items]
Carrying value						$ 100,000,000			100,000,000
Seaport | 250 Water Street
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 100,000,000			100,000,000
Strategic Developments
Debt Instrument [Line Items]
Carrying value						$ 203,145,000			219,883,000
Strategic Developments | ‘A‘ali‘i
Debt Instrument [Line Items]
Interest Rate						4.10%
Carrying value						$ 0			154,601,000
Strategic Developments | Kō'ula
Debt Instrument [Line Items]
Interest Rate						4.61%
Carrying value						$ 150,183,000			65,282,000
Strategic Developments | Victoria Place
Debt Instrument [Line Items]
Interest Rate						5.25%
Carrying value						$ 49,000,000			0
Strategic Developments | Starling at Bridgeland
Debt Instrument [Line Items]
Interest Rate						3.75%
Carrying value						$ 3,960,000			0
Strategic Developments | Tanager Echo
Debt Instrument [Line Items]
Interest Rate						3.00%
Carrying value						$ 1,000			0
Strategic Developments | 1700 Pavillion
Debt Instrument [Line Items]
Interest Rate						3.90%
Carrying value						$ 1,000			$ 0