{"cik":1583648,"taxonomy":"us-gaap","tag":"IncreaseDecreaseInAccountsReceivable","label":"Increase (Decrease) in Accounts Receivable","description":"The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.","entityName":"Palvella Therapeutics, Inc.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":337483,"accn":"0001193125-15-109883","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-30","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-479677,"accn":"0001193125-15-187272","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-68553,"accn":"0001193125-15-290039","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-474418,"accn":"0001193125-15-376834","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-13"},{"start":"2014-01-01","end":"2014-12-31","val":-465385,"accn":"0001193125-15-109883","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-30"},{"start":"2014-01-01","end":"2014-12-31","val":-465385,"accn":"0001193125-16-514870","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-23","frame":"CY2014"},{"start":"2015-01-01","end":"2015-09-30","val":17328,"accn":"0001193125-15-376834","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-13"},{"start":"2015-01-01","end":"2015-09-30","val":17328,"accn":"0001193125-16-765868","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-10"},{"start":"2016-01-01","end":"2016-03-31","val":68870,"accn":"0001193125-16-588539","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-12"},{"start":"2016-01-01","end":"2016-03-31","val":68870,"accn":"0001193125-17-170782","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-15","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-12-31","val":58651,"accn":"0001193125-17-102052","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":59000,"accn":"0001583648-18-000017","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-19328,"accn":"0001193125-17-170782","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-15","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":46485468,"accn":"0001193125-17-256092","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2017-01-01","end":"2017-09-30","val":2336887,"accn":"0001193125-17-339158","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-13"},{"start":"2017-01-01","end":"2017-12-31","val":14469000,"accn":"0001583648-18-000017","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-15"},{"start":"2017-01-01","end":"2017-12-31","val":14469000,"accn":"0001583648-19-000011","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-18","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":-12511000,"accn":"0001583648-19-000011","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-18"},{"start":"2018-01-01","end":"2018-12-31","val":-12511000,"accn":"0001583648-20-000015","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-13","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":4055000,"accn":"0001583648-20-000015","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-13"},{"start":"2019-01-01","end":"2019-12-31","val":4055000,"accn":"0001583648-21-000005","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-31","frame":"CY2019"},{"start":"2020-01-01","end":"2020-12-31","val":-5343000,"accn":"0001583648-21-000005","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-31"},{"start":"2020-01-01","end":"2020-12-31","val":-5343000,"accn":"0001583648-22-000016","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-02","frame":"CY2020"},{"start":"2021-01-01","end":"2021-12-31","val":1813000,"accn":"0001583648-22-000016","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-02"},{"start":"2021-01-01","end":"2021-12-31","val":1813000,"accn":"0001437749-23-008834","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-31","frame":"CY2021"},{"start":"2022-01-01","end":"2022-12-31","val":2624000,"accn":"0001437749-23-008834","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-31"},{"start":"2022-01-01","end":"2022-12-31","val":2624000,"accn":"0001437749-24-010123","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-29","frame":"CY2022"},{"start":"2023-01-01","end":"2023-12-31","val":-5307000,"accn":"0001437749-24-010123","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-29","frame":"CY2023"},{"start":"2024-01-01","end":"2024-03-31","val":0,"accn":"0000950170-25-071998","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-15","frame":"CY2024Q1"},{"start":"2024-01-01","end":"2024-06-30","val":0,"accn":"0000950170-25-108438","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-14"},{"start":"2024-01-01","end":"2024-09-30","val":0,"accn":"0001193125-25-276119","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-12"},{"start":"2024-01-01","end":"2024-12-31","val":0,"accn":"0001193125-26-133372","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-31","frame":"CY2024"},{"start":"2025-01-01","end":"2025-03-31","val":-358000,"accn":"0000950170-25-071998","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-15","frame":"CY2025Q1"},{"start":"2025-01-01","end":"2025-06-30","val":-358000,"accn":"0000950170-25-108438","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-14"},{"start":"2025-01-01","end":"2025-09-30","val":-358000,"accn":"0001193125-25-276119","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-12"},{"start":"2025-01-01","end":"2025-12-31","val":-387000,"accn":"0001193125-26-133372","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-31","frame":"CY2025"}]}}