Investment Activity (Schedule of Fixed and Variable Lease Payments) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Fixed and Variable Lease Payments [Line Items]
Rental income	$ 60,952	$ 39,982	$ 126,250	$ 104,541
Straight-line rent income, net of write-offs			4,972	(13,836)
Lease payments based on fixed escalators
Fixed and Variable Lease Payments [Line Items]
Rental income	53,538	58,648	112,827	118,115
Lease payments based on variable escalators
Fixed and Variable Lease Payments [Line Items]
Rental income	2,103	1,258	3,696	2,486
Straight-line rent income, net of write-offs
Fixed and Variable Lease Payments [Line Items]
Straight-line rent income, net of write-offs	2,875	(14,915)	4,972	(13,836)
Escrow funds received from tenants for property operating expenses
Fixed and Variable Lease Payments [Line Items]
Rental income	3,212	2,157	5,830	5,195
Amortization and write-off of lease incentives
Fixed and Variable Lease Payments [Line Items]
Amortization and write-off of lease incentives	$ 776	$ 7,166	$ 1,075	$ 7,419

Schedule of Fixed and Variable Lease Payments

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- Definition

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-2

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- Definition

Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479773/842-30-50-5

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- Definition

Difference between actual rental income due and rental income recognized on a straight-line basis.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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