Related Party Transactions and Arrangements - Property Management Fees (Details) - New York City Reit Advisors, LLC - Advisor - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Apr. 13, 2018	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Property Management Fees
Related Party Transaction [Line Items]
Related party transaction, amount		$ 0.4	$ 0.4	$ 1.3	$ 1.1
Gross Revenue, Stand-alone Single-tenant Net Leased Properties
Related Party Transaction [Line Items]
Percentage of management fees earned	4.00%	3.25%		3.25%
Related party initial term	1 year
Related party extended initial term	1 year
Other related parties terminate notice period	60 days