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Real Estate and Intangible Assets - Carrying Value of Intangible Assets and Accumulated Amortization (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
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Finite-Lived Intangible Assets [Line Items] |  |
Below market leases and deferred revenue, lease intangibles | $ (64,346) | $ (66,138)
Below market leases and deferred revenue, accumulated amortization | 25,547 | 26,141
Lease Intangibles |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease Intangibles | 259,041 | 259,018
Accumulated Amortization | (151,263) | (147,396)
In-place leases |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease Intangibles | 104,394 | 104,394
Accumulated Amortization | (64,967) | (63,240)
Leasing costs |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease Intangibles | 85,162 | 85,038
Accumulated Amortization | (46,807) | (45,501)
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease Intangibles | 69,485 | 69,586
Accumulated Amortization | (39,489) | (38,655)
Above market leases |  |
Finite-Lived Intangible Assets [Line Items] |  |
Lease Intangibles | 14,637 | 15,371
Accumulated Amortization | $ (11,334) | $ (11,909)

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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 https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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