{"cik":1709401,"taxonomy":"us-gaap","tag":"CommonStockValue","label":"Common Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.","entityName":"RUBIUS THERAPEUTICS, INC.","units":{"USD":[{"end":"2017-12-31","val":15000,"accn":"0001104659-18-054637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-31"},{"end":"2017-12-31","val":15000,"accn":"0001104659-18-067739","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-13"},{"end":"2017-12-31","val":15000,"accn":"0001558370-19-002516","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-28","frame":"CY2017Q4I"},{"end":"2018-06-30","val":15000,"accn":"0001104659-18-054637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-31","frame":"CY2018Q2I"},{"end":"2018-09-30","val":79000,"accn":"0001104659-18-067739","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-13","frame":"CY2018Q3I"},{"end":"2018-12-31","val":79000,"accn":"0001558370-19-002516","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-28"},{"end":"2018-12-31","val":79000,"accn":"0001558370-19-005047","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-15"},{"end":"2018-12-31","val":79000,"accn":"0001558370-19-008018","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-13"},{"end":"2018-12-31","val":79000,"accn":"0001558370-19-010992","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"end":"2018-12-31","val":79000,"accn":"0001558370-20-002475","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":80000,"accn":"0001558370-19-005047","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-15","frame":"CY2019Q1I"},{"end":"2019-06-30","val":80000,"accn":"0001558370-19-008018","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-13","frame":"CY2019Q2I"},{"end":"2019-09-30","val":80000,"accn":"0001558370-19-010992","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14","frame":"CY2019Q3I"},{"end":"2019-12-31","val":80000,"accn":"0001558370-20-002475","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-12"},{"end":"2019-12-31","val":80000,"accn":"0001558370-20-006124","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-11"},{"end":"2019-12-31","val":80000,"accn":"0001558370-20-010055","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-10"},{"end":"2019-12-31","val":80000,"accn":"0001558370-20-013263","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09"},{"end":"2019-12-31","val":80000,"accn":"0001558370-21-001412","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-23","frame":"CY2019Q4I"},{"end":"2020-03-31","val":80000,"accn":"0001558370-20-006124","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-11","frame":"CY2020Q1I"},{"end":"2020-06-30","val":80000,"accn":"0001558370-20-010055","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-10","frame":"CY2020Q2I"},{"end":"2020-09-30","val":81000,"accn":"0001558370-20-013263","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-09","frame":"CY2020Q3I"},{"end":"2020-12-31","val":81000,"accn":"0001558370-21-001412","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-23"},{"end":"2020-12-31","val":81000,"accn":"0001558370-21-006580","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-10"},{"end":"2020-12-31","val":81000,"accn":"0001558370-21-010884","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-09"},{"end":"2020-12-31","val":81000,"accn":"0001558370-21-011984","fy":2021,"fp":"Q1","form":"10-Q/A","filed":"2021-08-20"},{"end":"2020-12-31","val":81000,"accn":"0001558370-21-015054","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08"},{"end":"2020-12-31","val":81000,"accn":"0001558370-22-002057","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-25","frame":"CY2020Q4I"},{"end":"2021-03-31","val":89000,"accn":"0001558370-21-006580","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-10"},{"end":"2021-03-31","val":89000,"accn":"0001558370-21-011984","fy":2021,"fp":"Q1","form":"10-Q/A","filed":"2021-08-20","frame":"CY2021Q1I"},{"end":"2021-06-30","val":90000,"accn":"0001558370-21-010884","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-09","frame":"CY2021Q2I"},{"end":"2021-09-30","val":90000,"accn":"0001558370-21-015054","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-08","frame":"CY2021Q3I"},{"end":"2021-12-31","val":90000,"accn":"0001558370-22-002057","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-25"},{"end":"2021-12-31","val":90000,"accn":"0001558370-22-007983","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-10"},{"end":"2021-12-31","val":90000,"accn":"0001709401-22-000014","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-09"},{"end":"2021-12-31","val":90000,"accn":"0001709401-22-000019","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-09"},{"end":"2021-12-31","val":90000,"accn":"0001709401-23-000005","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-27","frame":"CY2021Q4I"},{"end":"2022-03-31","val":90000,"accn":"0001558370-22-007983","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-10","frame":"CY2022Q1I"},{"end":"2022-06-30","val":90000,"accn":"0001709401-22-000014","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-09","frame":"CY2022Q2I"},{"end":"2022-09-30","val":90000,"accn":"0001709401-22-000019","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-09","frame":"CY2022Q3I"},{"end":"2022-12-31","val":90000,"accn":"0001709401-23-000005","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-27","frame":"CY2022Q4I"}]}}