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Preferred Shares, Common Shares and Common Shares in Treasury and Non-Controlling Interests - Additional Information (Detail) - USD ($) | 1 Months Ended | 6 Months Ended | 12 Months Ended |  |
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Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 20, 2022 | Dec. 31, 2018
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Operating partnership units outstanding | 140,633 |  |  | 140,633 |  |  |
Operating Partnership Units Redemption value |  |  | $ 1,735,000 |  |  |  |
Write-off of preferred share original issuance costs |  |  | $ 0 | $ 0 | $ 5,100,000 |  |
Common share dividends declared per share |  |  | $ 0.68 | $ 0.52 | $ 0.47 |  |
Special cash dividend declared per share |  |  | $ 0.16 |  |  |  |
Common shares, issued |  |  |  |  | 17,250,000 |  |
Weighted average common share price per share |  |  |  |  | $ 13.06 |  |
Net proceeds from issuance of common shares |  |  |  |  | $ 225,300,000 |  |
Stock repurchase program authorized amount |  |  |  |  |  | $ 100,000,000 | $ 100,000,000
Shares repurchased | 500,000 |  | 1,500,000 | 3,200,000 |  |  |
Shares Repurchased Value At Cost | $ 6,600,000 |  | $ 20,000,000 | $ 42,300,000 |  |  |
Shares repurchased at cost |  |  | $ 26,611,000 | $ 42,256,000 |  |  |
Share repurchase, price per share |  |  | $ 13.44 | $ 13.04 |  |  |
Continuous Equity Program [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Dollar Value of Continuous Equity Program |  | $ 250,000,000 |  |  |  |  |
Forward Sale Agreement [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Common shares, issued |  | 2,400,000 |  |  |  |  |
Weighted-average price |  | $ 15.79 |  |  |  |  |
Gross proceeds from issuance of common stock |  | $ 38,300,000 |  |  |  |  |
Class K Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred stock, liquidation preference, value |  |  |  |  | $ 150,000,000 |  |
Preferred stock dividend rate |  |  |  |  | 6.25% |  |
Cumulative redeemable preferred shares, liquidation value |  |  |  |  | $ 500 |  |
Per share price of depositary share |  |  |  |  | 25 |  |
Redeemable preferred stock dividend per share prorated to redemption date |  |  |  |  | 7.2049 |  |
Redeemable preferred stock dividend per depositary share prorated to redemption date |  |  |  |  | $ 0.3602 |  |
Write-off of preferred share original issuance costs |  |  |  |  | $ 5,100,000 |  |
Class A Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Cumulative redeemable preferred shares, liquidation value |  |  | $ 500 |  |  |  |
Class A Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred stock dividend rate |  |  | 6.375% | 6.375% |  |  |
Cumulative redeemable preferred shares, liquidation value | $ 500 |  | $ 500 | $ 500 |  |  |
Preferred Shares, without par value | 750,000 |  | 750,000 | 750,000 |  |  |
Class B Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class C Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class D Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class E Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class F Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class G Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class H Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class I Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class J Cumulative Redeemable Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Class K Cumulative Redeemable Preferred Stock [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Non-Cumulative Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 750,000 |  |  |  |
Cumulative Voting Preferred Shares [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Preferred Shares, without par value |  |  | 2,000,000 |  |  |  |
Paradise Village Gateway [Member] |  |  |  |  |  |  |
Schedule Of Equity [Line Items] |  |  |  |  |  |  |
Percentage of acquired partners interest |  |  |  |  | 33.00% |  |
Non controlling Interests |  |  |  |  | $ (2,100,000) |  |
Remaining interest acquired | $ 1,400,000 |  |  | $ 1,400,000 | $ 7,100,000 |  |

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Data Type: | na
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- Details
Name: | srt_OwnershipAxis=sitc_ParadiseVillageGatewayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |