Real Estate Investments, Net (Acquired Assets) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) property	Dec. 31, 2020 USD ($) property	Dec. 31, 2019 USD ($) property
Real estate investments, at cost:
Issuance of Series A Preferred OP Units	$ (2,578)	$ 0	$ 0
Number of properties purchased | property	202
In-place leases and other intangible assets
Real estate investments, at cost:
Weighted-average remaining amortization periods	11 years 2 months 12 days	1 year 8 months 12 days
Market lease and other intangible assets
Real estate investments, at cost:
Weighted-average remaining amortization periods	10 years 2 months 12 days	7 years 8 months 12 days
Below market leases
Real estate investments, at cost:
Weighted-average remaining amortization periods	8 years 6 months	7 years 4 months 24 days
Business acquisitions
Real estate investments, at cost:
Land	$ 12,848	$ 7,665	6,356
Buildings, fixtures and improvements	121,376	90,699	68,903
Development costs	0	0	5,721
Total tangible assets	134,224	98,364	80,980
Market lease liabilities	(1,639)	(362)	(1,483)
Total intangible assets and liabilities	27,654	10,503	11,018
Mortgage notes payable, net	0	(13,883)	0
Cash paid for real estate investments, including acquisitions	$ 159,300	$ 94,984	$ 91,998
Number of properties purchased | property	17	9	9
Business acquisitions | In-place leases and other intangible assets
Real estate investments, at cost:
In-place and market leases	$ 28,499	$ 10,369	$ 11,777
Business acquisitions | Market lease and other intangible assets
Real estate investments, at cost:
In-place and market leases	$ 794	$ 496	$ 724