Investment Activity (Schedule of Fixed and Variable Lease Payments) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Fixed and Variable Lease Payments [Line Items]
Rental income	$ 62,255	$ 59,394	$ 188,505	$ 163,935
Straight-line rent, net of write-offs			6,011	(11,360)
Lease payments based on fixed escalators
Fixed and Variable Lease Payments [Line Items]
Rental income	57,200	53,394	169,675	172,767
Lease payments based on variable escalators
Fixed and Variable Lease Payments [Line Items]
Rental income	1,830	1,224	5,879	2,452
Straight-line rent, net of write-offs
Fixed and Variable Lease Payments [Line Items]
Straight-line rent, net of write-offs	1,040	2,476	6,011	(11,360)
Escrow funds received from tenants for property operating expenses
Fixed and Variable Lease Payments [Line Items]
Rental income	2,908	2,358	8,738	7,553
Amortization and write-off of lease incentives
Fixed and Variable Lease Payments [Line Items]
Amortization and write-off of lease incentives	$ (723)	$ (58)	$ (1,798)	$ (7,477)