Schedule III - Real Estate and Accumulated Depreciation (Real Estate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]
Beginning balance	$ 752,420	$ 687,902	$ 669,923
Acquisitions		64,518	17,979
Transfer to net investment in sales-type lease	(11,449)
Ending balance	$ 740,971	$ 752,420	$ 687,902