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Segment Information - Additional Information (Detail) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 01, 2021 Segment | Dec. 31, 2020 JointVenture | Dec. 31, 2022 Segment | Dec. 31, 2021 Segment | Dec. 31, 2020 Segment
Segment Reporting [Abstract] |  |  |  |  |
Number of reportable segments | Segment | 1 |  | 1 | 1 | 2
Number of joint ventures | JointVenture |  | 2 |  |  |

X
- Definition Number of joint ventures. + References No definition available. + Details
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Namespace Prefix: | sitc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599 + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration