Real Estate (Intangible Assets and Liabilities) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Intangible lease liabilities (included in other liabilities):
Below-market in-place leases	$ 41,371,000		$ 41,371,000
Less: accumulated amortization	(28,403,000)		(28,121,000)
Below-market in-place leases, net	12,968,000		13,250,000
Above-market in-place leases, net
Intangible lease assets (included in other assets):
Leases	15,356,000		15,356,000
Less: accumulated amortization	(11,647,000)		(11,477,000)
Leases, net	3,709,000		3,879,000
In-place leases ,net
Intangible lease assets (included in other assets):
Leases	124,198,000		124,198,000
Less: accumulated amortization	(81,435,000)		(79,675,000)
Leases, net	42,763,000		$ 44,523,000
Intangible lease liabilities (included in other liabilities):
Amortization expense, in-place leases	1,760,000	$ 1,773,000
Above-market and below-market in-place leases
Intangible lease liabilities (included in other liabilities):
Amortization expense, above- and below-market leases	$ 112,000	$ 140,000