Segment Information - Additional Information (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2023 USD ($) segment	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Segment information
Number of reportable segments (segment) | segment		3
Total revenues		$ 913,710	$ 919,454	$ 861,310
Net (loss) income		(599,337)	(76,303)	480,632
Total assets	[1]	9,531,181	12,355,794
Marketing, general and administrative		111,389	93,798	94,912
Operating Segments | Real Estate
Segment information
Total revenues		760,745	749,293	764,659
Net (loss) income		(612,884)	(128,615)	413,401
Total assets		8,716,738	11,265,789
Operating Segments | SUMMIT
Segment information
Total revenues		118,260	89,048	16,311
Net (loss) income		6,101	(3,668)	(1,008)
Total assets		464,799	461,629
Operating Segments | Debt and Preferred Equity
Segment information
Total revenues		34,705	81,113	80,340
Net (loss) income		7,446	55,980	$ 68,239
Total assets		$ 349,644	$ 628,376

[1] (1) The Company's consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs"). See Note 2. The consolidated balance sheets include the following amounts related to our consolidated VIEs, excluding the Operating Partnership: $41.2 million and $41.2 million of land, $40.5 million and $41.0 million of building and improvements, $— million and $— million of building and leasehold improvements, $— million and $— million of right of use assets, $5.4 million and $4.4 million of accumulated depreciation, $676.9 million and $599.2 million of other assets included in other line items, $50.0 million and $49.8 million of real estate debt, net, $0.9 million and $0.2 million of accrued interest payable, $— million and $— million of lease liabilities, and $306.5 million and $146.4 million of other liabilities included in other line items as of December 31, 2023 and December 31, 2022, respectively.