Subsequent Events	3 Months Ended
Mar. 31, 2023
Subsequent Events [Abstract]
Subsequent Events	Note 14. Subsequent Events In addition to the subsequent events discussed elsewhere in the notes to the financial statements, the following events occurred subsequent to March 31, 2023: On May 2, 2023, SST VI fully repaid the outstanding principal, plus all applicable accrued interest due on the SST VI Mezzanine Loan as of such date for a total amount of approximately $51.7 million. On May 2, 2023, SST VI fully redeemed SmartStop's preferred investment of 600,000 Series A Cumulative Redeemable Preferred units of limited partnership interest in SST VI OP, and repaid accrued distributions due as of the date of redemption for a total amount of approximately $15.1 million. On May 3, 2023, with the proceeds received from SST VI described above, SmartStop paid down $70.0 million on the Credit Facility Revolver.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI https://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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