{"cik":1585389,"taxonomy":"us-gaap","tag":"ShareBasedCompensation","label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","entityName":"SmartStop Self Storage REIT, Inc.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":33971,"accn":"0001564590-20-013638","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-27","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":14968,"accn":"0001564590-19-019458","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-15","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":29936,"accn":"0001564590-19-032107","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":53336,"accn":"0001564590-19-043449","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"start":"2018-01-01","end":"2018-12-31","val":75293,"accn":"0001564590-20-013638","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-27"},{"start":"2018-01-01","end":"2018-12-31","val":75293,"accn":"0001564590-21-015769","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-26","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":21957,"accn":"0001564590-19-019458","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-15"},{"start":"2019-01-01","end":"2019-03-31","val":21957,"accn":"0001564590-20-025758","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-15","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":47093,"accn":"0001564590-19-032107","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-14"},{"start":"2019-01-01","end":"2019-06-30","val":47093,"accn":"0001564590-20-039559","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-12"},{"start":"2019-01-01","end":"2019-09-30","val":208496,"accn":"0001564590-19-043449","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"start":"2019-01-01","end":"2019-09-30","val":208496,"accn":"0001564590-20-053816","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13"},{"start":"2019-01-01","end":"2019-12-31","val":404540,"accn":"0001564590-20-013638","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-27"},{"start":"2019-01-01","end":"2019-12-31","val":404540,"accn":"0001564590-21-015769","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-26"},{"start":"2019-01-01","end":"2019-12-31","val":404540,"accn":"0000950170-22-004427","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-23","frame":"CY2019"},{"start":"2020-01-01","end":"2020-03-31","val":219603,"accn":"0001564590-20-025758","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-15"},{"start":"2020-01-01","end":"2020-03-31","val":219603,"accn":"0001564590-21-027943","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-14","frame":"CY2020Q1"},{"start":"2020-01-01","end":"2020-06-30","val":642986,"accn":"0001564590-20-039559","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-12"},{"start":"2020-01-01","end":"2020-06-30","val":642986,"accn":"0001564590-21-044259","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-13"},{"start":"2020-01-01","end":"2020-09-30","val":1166017,"accn":"0001564590-20-053816","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13"},{"start":"2020-01-01","end":"2020-09-30","val":1166017,"accn":"0001564590-21-054918","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-05"},{"start":"2020-01-01","end":"2020-12-31","val":1738873,"accn":"0001564590-21-015769","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-26"},{"start":"2020-01-01","end":"2020-12-31","val":1738873,"accn":"0000950170-22-004427","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-23"},{"start":"2020-01-01","end":"2020-12-31","val":1738873,"accn":"0000950170-23-005961","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-03","frame":"CY2020"},{"start":"2021-01-01","end":"2021-03-31","val":491030,"accn":"0001564590-21-027943","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-14"},{"start":"2021-01-01","end":"2021-03-31","val":491030,"accn":"0000950170-22-009300","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-11","frame":"CY2021Q1"},{"start":"2021-01-01","end":"2021-06-30","val":1290729,"accn":"0001564590-21-044259","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-13"},{"start":"2021-01-01","end":"2021-06-30","val":1290729,"accn":"0000950170-22-016783","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-11"},{"start":"2021-01-01","end":"2021-09-30","val":2085194,"accn":"0001564590-21-054918","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-05"},{"start":"2021-01-01","end":"2021-09-30","val":2085194,"accn":"0000950170-22-024314","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-10"},{"start":"2021-01-01","end":"2021-12-31","val":2907808,"accn":"0000950170-22-004427","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-23"},{"start":"2021-01-01","end":"2021-12-31","val":2907808,"accn":"0000950170-23-005961","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-03"},{"start":"2021-01-01","end":"2021-12-31","val":2907808,"accn":"0000950170-24-032792","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-18","frame":"CY2021"},{"start":"2022-01-01","end":"2022-03-31","val":1171940,"accn":"0000950170-22-009300","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-11"},{"start":"2022-01-01","end":"2022-03-31","val":1171940,"accn":"0000950170-23-021042","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-11","frame":"CY2022Q1"},{"start":"2022-01-01","end":"2022-06-30","val":2117254,"accn":"0000950170-22-016783","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-11"},{"start":"2022-01-01","end":"2022-06-30","val":2117254,"accn":"0000950170-23-041149","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-10"},{"start":"2022-01-01","end":"2022-09-30","val":3042874,"accn":"0000950170-22-024314","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-10"},{"start":"2022-01-01","end":"2022-09-30","val":3042874,"accn":"0000950170-23-063581","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-14"},{"start":"2022-01-01","end":"2022-12-31","val":3968494,"accn":"0000950170-23-005961","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-03"},{"start":"2022-01-01","end":"2022-12-31","val":3968494,"accn":"0000950170-24-032792","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-18"},{"start":"2022-01-01","end":"2022-12-31","val":3968000,"accn":"0000950170-25-037896","fy":2024,"fp":"FY","form":"10-K","filed":"2025-03-12"},{"start":"2022-01-01","end":"2022-12-31","val":3968000,"accn":"0001193125-25-060339","fy":null,"fp":null,"form":"8-K","filed":"2025-03-21","frame":"CY2022"},{"start":"2023-01-01","end":"2023-03-31","val":1106163,"accn":"0000950170-23-021042","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-11"},{"start":"2023-01-01","end":"2023-03-31","val":1106163,"accn":"0000950170-24-058948","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-14","frame":"CY2023Q1"},{"start":"2023-01-01","end":"2023-06-30","val":2619348,"accn":"0000950170-23-041149","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-10"},{"start":"2023-01-01","end":"2023-06-30","val":2619000,"accn":"0000950170-24-096043","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-13"},{"start":"2023-01-01","end":"2023-09-30","val":4078572,"accn":"0000950170-23-063581","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-14"},{"start":"2023-01-01","end":"2023-09-30","val":4079000,"accn":"0000950170-24-126275","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-13"},{"start":"2023-01-01","end":"2023-12-31","val":5258246,"accn":"0000950170-24-032792","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-18"},{"start":"2023-01-01","end":"2023-12-31","val":5258000,"accn":"0000950170-25-037896","fy":2024,"fp":"FY","form":"10-K","filed":"2025-03-12"},{"start":"2023-01-01","end":"2023-12-31","val":5258000,"accn":"0001193125-25-060339","fy":null,"fp":null,"form":"8-K","filed":"2025-03-21"},{"start":"2023-01-01","end":"2023-12-31","val":5258000,"accn":"0001193125-26-082573","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-27","frame":"CY2023"},{"start":"2024-01-01","end":"2024-03-31","val":1134408,"accn":"0000950170-24-058948","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-14"},{"start":"2024-01-01","end":"2024-03-31","val":1134000,"accn":"0000950170-25-068012","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-09","frame":"CY2024Q1"},{"start":"2024-01-01","end":"2024-06-30","val":2555000,"accn":"0000950170-24-096043","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-13"},{"start":"2024-01-01","end":"2024-06-30","val":2555000,"accn":"0000950170-25-105824","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-08"},{"start":"2024-01-01","end":"2024-09-30","val":3863000,"accn":"0000950170-24-126275","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-13"},{"start":"2024-01-01","end":"2024-09-30","val":3863000,"accn":"0001193125-25-272347","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-07"},{"start":"2024-01-01","end":"2024-12-31","val":5258000,"accn":"0000950170-25-037896","fy":2024,"fp":"FY","form":"10-K","filed":"2025-03-12"},{"start":"2024-01-01","end":"2024-12-31","val":5258000,"accn":"0001193125-25-060339","fy":null,"fp":null,"form":"8-K","filed":"2025-03-21"},{"start":"2024-01-01","end":"2024-12-31","val":5258000,"accn":"0001193125-26-082573","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-27","frame":"CY2024"},{"start":"2025-01-01","end":"2025-03-31","val":1245000,"accn":"0000950170-25-068012","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-09"},{"start":"2025-01-01","end":"2025-03-31","val":1245000,"accn":"0001585389-26-000006","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-08","frame":"CY2025Q1"},{"start":"2025-01-01","end":"2025-06-30","val":7984000,"accn":"0000950170-25-105824","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-08"},{"start":"2025-01-01","end":"2025-09-30","val":14248000,"accn":"0001193125-25-272347","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-07"},{"start":"2025-01-01","end":"2025-12-31","val":16623000,"accn":"0001193125-26-082573","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-27","frame":"CY2025"},{"start":"2026-01-01","end":"2026-03-31","val":2779000,"accn":"0001585389-26-000006","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-08","frame":"CY2026Q1"}]}}