Commitments and Contingencies (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) condominium_tower	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)	Jun. 14, 2018 individual_or_entity
Loss Contingencies [Line Items]
Number of individuals or entities on petition | individual_or_entity				500
Construction payables, Change	$ 22,587
Loss contingency accrual for estimated repair costs			$ 5,700
Outstanding letters of credit	5,100		5,200
Amount of outstanding surety bonds	306,600		$ 272,400
Contractual rent expense	$ 1,700	$ 1,800
Guarantor obligations, reserved percentage of residential units	20.00%
Guarantor obligations, number of open condominium towers | condominium_tower	3
Guarantor obligations, number of towers under construction | condominium_tower	3
Waiea
Loss Contingencies [Line Items]
Charge for repairs and remediation on alleged construction defects	$ 20,500	$ 97,900
Construction payables, Change	20,500
Loss contingency accrual for estimated repair costs	$ 116,500