Discontinued Operations - Schedule of Results of Operations Related to Discontinued Operations (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other income (expense):
Loss from discontinued operations, net		$ 0	$ 0	$ (5,075)
1899 Pennsylvania Avenue [Member]
Revenues:
Rental revenue	[1]			13,967
Other income	[1]			276
Total revenues	[1]			14,243
Expenses:
Operating	[1]			5,853
Depreciation and amortization	[1]			690
Total expenses	[1]			6,543
Other income (expense):
Income before gain or loss on sale of real estate	[1]			7,700
Loss on sale of real estate	[1]			(12,766)
Loss before income taxes	[1]			(5,066)
Income tax expense	[1]			(9)
Loss from discontinued operations, net	[1]			$ (5,075)

[1] Represents revenues, expenses, net income, and cash flow information of 1899 Pennsylvania Avenue.