Variable Interest Entities - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) realEstatePartnership	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Variable Interest Entity [Line Items]
Real estate properties, net	$ 2,092,580		$ 2,107,082
Cash and cash equivalents	$ 11,357	$ 13,875	22,347	$ 19,291
Number of real estate partnerships | realEstatePartnership	2
Other assets, net	$ 26,053		24,063
Subsidiaries
Variable Interest Entity [Line Items]
Real estate properties, net	250,500		252,500
Cash and cash equivalents	2,500		3,200
Straight line receivables	9,700		9,700
Other assets, net	7,200		7,800
SHOP
Variable Interest Entity [Line Items]
Real estate properties, net	259,600		260,700
Cash and cash equivalents	2,900		7,700
Prepaid expense	2,600		$ 1,700
Credit liabilities of SHOP	$ (2,600)	$ (4,700)