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Real Estate and Intangible Assets - Carrying Value of Lease Intangibles and Accumulated Amortization (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
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Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles, net | $ 5,038 | $ 3,732
Lease intangibles, at cost |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles | 8,434 | 7,233
Accumulated amortization | (3,396) | (3,501)
Lease intangibles, net | 5,038 | 3,732
Leasehold interest – land |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles | 4,292 | 3,498
In-place leases |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles | 2,189 | 1,968
Leasing costs |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles | 1,826 | 1,640
Tenant relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease intangibles | $ 127 | $ 127

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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