{"cik":1445499,"taxonomy":"us-gaap","tag":"OperatingLeaseLiabilityCurrent","label":"Operating Lease, Liability, Current","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.","entityName":"IMPEL PHARMACEUTICALS INC","units":{"USD":[{"end":"2021-12-31","val":0,"accn":"0000950170-22-024997","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-14"},{"end":"2021-12-31","val":0,"accn":"0000950170-23-009981","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-27","frame":"CY2021Q4I"},{"end":"2022-03-31","val":999000,"accn":"0000950170-22-009951","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-16","frame":"CY2022Q1I"},{"end":"2022-06-30","val":1276000,"accn":"0000950170-22-017237","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-15","frame":"CY2022Q2I"},{"end":"2022-09-30","val":1346000,"accn":"0000950170-22-024997","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-14","frame":"CY2022Q3I"},{"end":"2022-12-31","val":1541000,"accn":"0000950170-23-009981","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-27"},{"end":"2022-12-31","val":1541000,"accn":"0000950170-23-021513","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-12"},{"end":"2022-12-31","val":1541000,"accn":"0000950170-23-043366","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-18"},{"end":"2022-12-31","val":1541000,"accn":"0000950170-23-063759","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-14","frame":"CY2022Q4I"},{"end":"2023-03-31","val":1736000,"accn":"0000950170-23-021513","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-12","frame":"CY2023Q1I"},{"end":"2023-06-30","val":1728000,"accn":"0000950170-23-043366","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-18","frame":"CY2023Q2I"},{"end":"2023-09-30","val":1562000,"accn":"0000950170-23-063759","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-14","frame":"CY2023Q3I"}]}}