Acquired interest.

No definition available.

Name:	sitc_AcquiredInterest
Namespace Prefix:	sitc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of properties acquired.

+ References

No definition available.

+ Details

Name:	sitc_NumberOfPropertiesAcquired
Namespace Prefix:	sitc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Previous ownership interest stepped up due to change in control.

+ References

No definition available.

+ Details

Name:	sitc_PreviousOwnershipInterestSteppedUpDueToChangeInControl
Namespace Prefix:	sitc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Purchase price of assets at company share.

+ References

No definition available.

+ Details

Name:	sitc_PurchasePriceOfAssetsAtCompanyShare
Namespace Prefix:	sitc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)(2)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

Name:	us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGainOrLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_NonrecurringAdjustmentAxis=us-gaap_AcquisitionRelatedCostsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sitc_UnconsolidatedJointVenturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Investments in and Advances to Joint Ventures - Additional Information (Detail) $ in Thousands	1 Months Ended	3 Months Ended
	Feb. 28, 2022 USD ($) Property	Mar. 31, 2022 USD ($) ShoppingCenter Property	Mar. 31, 2021 USD ($)	Dec. 31, 2021 ShoppingCenter
Schedule Of Equity Method Investments [Line Items]
Acquired partner's interest	80.00%
Number of properties acquired \| Property	1	3
Purchase price of assets at company share	$ 35,600
Previous ownership interest stepped up due to change in control	20.00%
Gain on change in control of interests		$ 3,356	$ 13,908
Acquisition Related Costs [Member]
Schedule Of Equity Method Investments [Line Items]
Gain on change in control of interests		$ 3,319
Unconsolidated Joint Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Shopping centers owned \| ShoppingCenter		46		47