{"cik":1692830,"taxonomy":"us-gaap","tag":"Liabilities","label":"Liabilities","description":"Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.","entityName":"SATSUMA PHARMACEUTICALS, INC.","units":{"USD":[{"end":"2018-12-31","val":6865000,"accn":"0001564590-19-042959","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-12"},{"end":"2018-12-31","val":6865000,"accn":"0001564590-20-009753","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-10","frame":"CY2018Q4I"},{"end":"2019-09-30","val":9423000,"accn":"0001564590-19-042959","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-12","frame":"CY2019Q3I"},{"end":"2019-12-31","val":10941000,"accn":"0001564590-20-009753","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-10"},{"end":"2019-12-31","val":10941000,"accn":"0001564590-20-024703","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-12"},{"end":"2019-12-31","val":10941000,"accn":"0001564590-20-039324","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-11"},{"end":"2019-12-31","val":10941000,"accn":"0001564590-20-053010","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-10"},{"end":"2019-12-31","val":10941000,"accn":"0001564590-21-015557","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-25","frame":"CY2019Q4I"},{"end":"2020-03-31","val":9726000,"accn":"0001564590-20-024703","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-12","frame":"CY2020Q1I"},{"end":"2020-06-30","val":8681000,"accn":"0001564590-20-039324","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-11","frame":"CY2020Q2I"},{"end":"2020-09-30","val":9228000,"accn":"0001564590-20-053010","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-10","frame":"CY2020Q3I"},{"end":"2020-12-31","val":9097000,"accn":"0001564590-21-015557","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-25"},{"end":"2020-12-31","val":9097000,"accn":"0001564590-21-026571","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-11"},{"end":"2020-12-31","val":9097000,"accn":"0001564590-21-043085","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-10"},{"end":"2020-12-31","val":9097000,"accn":"0001564590-21-055814","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-09"},{"end":"2020-12-31","val":9097000,"accn":"0001564590-22-010433","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-15","frame":"CY2020Q4I"},{"end":"2021-03-31","val":5912000,"accn":"0001564590-21-026571","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-11","frame":"CY2021Q1I"},{"end":"2021-06-30","val":7580000,"accn":"0001564590-21-043085","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-10","frame":"CY2021Q2I"},{"end":"2021-09-30","val":6622000,"accn":"0001564590-21-055814","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-09","frame":"CY2021Q3I"},{"end":"2021-12-31","val":8492000,"accn":"0001564590-22-010433","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-15"},{"end":"2021-12-31","val":8492000,"accn":"0001564590-22-019290","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-10"},{"end":"2021-12-31","val":8492000,"accn":"0001564590-22-028770","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-09"},{"end":"2021-12-31","val":8492000,"accn":"0001564590-22-036617","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-03"},{"end":"2021-12-31","val":8492000,"accn":"0000950170-23-010338","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-28","frame":"CY2021Q4I"},{"end":"2022-03-31","val":6689000,"accn":"0001564590-22-019290","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-10","frame":"CY2022Q1I"},{"end":"2022-06-30","val":7962000,"accn":"0001564590-22-028770","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-09","frame":"CY2022Q2I"},{"end":"2022-09-30","val":6658000,"accn":"0001564590-22-036617","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-03","frame":"CY2022Q3I"},{"end":"2022-12-31","val":8115000,"accn":"0000950170-23-010338","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-28"},{"end":"2022-12-31","val":8115000,"accn":"0000950170-23-021208","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-11","frame":"CY2022Q4I"},{"end":"2023-03-31","val":5831000,"accn":"0000950170-23-021208","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-11","frame":"CY2023Q1I"}]}}