{"cik":1401667,"taxonomy":"us-gaap","tag":"LongTermDebt","label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"PUMA BIOTECHNOLOGY, INC.","units":{"USD":[{"end":"2017-12-31","val":48477000,"accn":"0001564590-18-005152","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-09"},{"end":"2017-12-31","val":48477000,"accn":"0001564590-18-013008","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-10"},{"end":"2017-12-31","val":48477000,"accn":"0001564590-18-021046","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-09"},{"end":"2017-12-31","val":48477000,"accn":"0001564590-18-026644","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-05"},{"end":"2017-12-31","val":48477000,"accn":"0001564590-19-005830","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-01","frame":"CY2017Q4I"},{"end":"2018-03-31","val":48556000,"accn":"0001564590-18-013008","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-10","frame":"CY2018Q1I"},{"end":"2018-06-30","val":120269000,"accn":"0001564590-18-021046","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-09","frame":"CY2018Q2I"},{"end":"2018-09-30","val":121054000,"accn":"0001564590-18-026644","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-05","frame":"CY2018Q3I"},{"end":"2018-12-31","val":151886000,"accn":"0001564590-19-005830","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-01"},{"end":"2018-12-31","val":151886000,"accn":"0001564590-19-018584","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-10"},{"end":"2018-12-31","val":151886000,"accn":"0001564590-19-031182","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-09"},{"end":"2018-12-31","val":151886000,"accn":"0001564590-19-041793","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-07"},{"end":"2018-12-31","val":151886000,"accn":"0001564590-20-007591","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-28","frame":"CY2018Q4I"},{"end":"2019-03-31","val":152841000,"accn":"0001564590-19-018584","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-10","frame":"CY2019Q1I"},{"end":"2019-06-30","val":93434000,"accn":"0001564590-19-031182","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-09","frame":"CY2019Q2I"},{"end":"2019-09-30","val":94185000,"accn":"0001564590-19-041793","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-07","frame":"CY2019Q3I"},{"end":"2019-12-31","val":94962000,"accn":"0001564590-20-007591","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-28"},{"end":"2019-12-31","val":94962000,"accn":"0001564590-20-022888","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-07"},{"end":"2019-12-31","val":94962000,"accn":"0001564590-20-037821","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-06","frame":"CY2019Q4I"},{"end":"2020-03-31","val":95755000,"accn":"0001564590-20-022888","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-07","frame":"CY2020Q1I"},{"end":"2020-06-30","val":96573000,"accn":"0001564590-20-037821","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-06","frame":"CY2020Q2I"},{"end":"2020-09-30","val":91714000,"accn":"0001564590-20-051427","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-05","frame":"CY2020Q3I"},{"end":"2020-12-31","val":84025000,"accn":"0001564590-21-009840","fy":2020,"fp":"FY","form":"10-K","filed":"2021-03-01","frame":"CY2020Q4I"},{"end":"2021-03-31","val":76346000,"accn":"0001564590-21-024942","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-06","frame":"CY2021Q1I"},{"end":"2021-06-30","val":68706000,"accn":"0001564590-21-041634","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-05","frame":"CY2021Q2I"},{"end":"2021-09-30","val":102000000,"accn":"0001437749-21-025298","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-04","frame":"CY2021Q3I"},{"end":"2021-12-31","val":102000000,"accn":"0001437749-22-005164","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-03","frame":"CY2021Q4I"},{"end":"2022-03-31","val":102000000,"accn":"0001437749-22-011142","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-05","frame":"CY2022Q1I"},{"end":"2022-06-30","val":102000000,"accn":"0001437749-22-018920","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-04","frame":"CY2022Q2I"},{"end":"2022-09-30","val":102000000,"accn":"0001437749-22-025787","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-03","frame":"CY2022Q3I"},{"end":"2022-12-31","val":102000000,"accn":"0001437749-23-005233","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-02","frame":"CY2022Q4I"},{"end":"2023-03-31","val":102000000,"accn":"0001437749-23-012589","fy":2022,"fp":"Q1","form":"10-Q","filed":"2023-05-04","frame":"CY2023Q1I"},{"end":"2023-06-30","val":102000000,"accn":"0001437749-23-021972","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-03","frame":"CY2023Q2I"},{"end":"2023-09-30","val":102000000,"accn":"0001437749-23-030028","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-02","frame":"CY2023Q3I"},{"end":"2023-12-31","val":102000000,"accn":"0001437749-24-006121","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-29","frame":"CY2023Q4I"},{"end":"2024-03-31","val":102000000,"accn":"0001437749-24-014395","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-02","frame":"CY2024Q1I"},{"end":"2024-06-30","val":90667000,"accn":"0001437749-24-024309","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-01","frame":"CY2024Q2I"},{"end":"2024-09-30","val":79335000,"accn":"0001437749-24-033955","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-07","frame":"CY2024Q3I"},{"end":"2024-12-31","val":68003000,"accn":"0001437749-25-005496","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-27","frame":"CY2024Q4I"},{"end":"2025-03-31","val":56670000,"accn":"0001437749-25-015533","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-08","frame":"CY2025Q1I"},{"end":"2025-06-30","val":45339000,"accn":"0001437749-25-025470","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-07","frame":"CY2025Q2I"},{"end":"2025-09-30","val":34007000,"accn":"0001437749-25-033633","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-06","frame":"CY2025Q3I"},{"end":"2025-12-31","val":22675000,"accn":"0001437749-26-005891","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-26","frame":"CY2025Q4I"},{"end":"2026-03-31","val":11342000,"accn":"0001437749-26-015633","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-07","frame":"CY2026Q1I"}]}}