Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Related Party Transaction [Line Items]
Related party - general and administrative	$ 172	$ 167	$ 523	$ 631
Director | Advisory services
Related Party Transaction [Line Items]
Related party expense	350	350	1,049	1,049
Majestic Property Management Corporation | Real Property Management Real Estate Brokerage And Construction Supervision Services
Related Party Transaction [Line Items]
Related party expense	9	8	23	24
Gould Investors Limited Partnership | Shared Services Agreement
Related Party Transaction [Line Items]
Related party - general and administrative	$ 172	$ 167	$ 523	$ 631