{"cik":1071438,"taxonomy":"ifrs-full","tag":"ResearchAndDevelopmentExpense","label":null,"description":null,"entityName":"BRASKEM SA","units":{"BRL":[{"start":"2015-01-01","end":"2015-12-31","val":169635000,"accn":"0001292814-19-003356","fy":2017,"fp":"FY","form":"20-F","filed":"2019-10-08","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":162010000,"accn":"0001292814-19-003356","fy":2017,"fp":"FY","form":"20-F","filed":"2019-10-08"},{"start":"2016-01-01","end":"2016-12-31","val":162010000,"accn":"0001292814-19-003452","fy":2018,"fp":"FY","form":"20-F","filed":"2019-10-17","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":167456000,"accn":"0001292814-19-003356","fy":2017,"fp":"FY","form":"20-F","filed":"2019-10-08"},{"start":"2017-01-01","end":"2017-12-31","val":167456000,"accn":"0001292814-19-003452","fy":2018,"fp":"FY","form":"20-F","filed":"2019-10-17"},{"start":"2017-01-01","end":"2017-12-31","val":167456000,"accn":"0001292814-20-002229","fy":2019,"fp":"FY","form":"20-F","filed":"2020-06-15","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":199821000,"accn":"0001292814-19-003452","fy":2018,"fp":"FY","form":"20-F","filed":"2019-10-17"},{"start":"2018-01-01","end":"2018-12-31","val":219256000,"accn":"0001292814-20-002229","fy":2019,"fp":"FY","form":"20-F","filed":"2020-06-15"},{"start":"2018-01-01","end":"2018-12-31","val":219256000,"accn":"0001292814-21-002286","fy":2020,"fp":"FY","form":"20-F","filed":"2021-05-14","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":247730000,"accn":"0001292814-20-002229","fy":2019,"fp":"FY","form":"20-F","filed":"2020-06-15"},{"start":"2019-01-01","end":"2019-12-31","val":247730000,"accn":"0001292814-21-002286","fy":2020,"fp":"FY","form":"20-F","filed":"2021-05-14"},{"start":"2019-01-01","end":"2019-12-31","val":247730000,"accn":"0001292814-22-001862","fy":2021,"fp":"FY","form":"20-F","filed":"2022-04-28","frame":"CY2019"},{"start":"2020-01-01","end":"2020-09-30","val":172862000,"accn":"0001292814-22-000104","fy":null,"fp":null,"form":"6-K","filed":"2022-01-14"},{"start":"2020-01-01","end":"2020-12-31","val":250648000,"accn":"0001292814-21-002286","fy":2020,"fp":"FY","form":"20-F","filed":"2021-05-14"},{"start":"2020-01-01","end":"2020-12-31","val":250648000,"accn":"0001292814-22-001862","fy":2021,"fp":"FY","form":"20-F","filed":"2022-04-28"},{"start":"2020-01-01","end":"2020-12-31","val":250648000,"accn":"0001292814-23-001738","fy":2022,"fp":"FY","form":"20-F","filed":"2023-04-25","frame":"CY2020"},{"start":"2021-01-01","end":"2021-09-30","val":197995000,"accn":"0001292814-22-000104","fy":null,"fp":null,"form":"6-K","filed":"2022-01-14"},{"start":"2021-01-01","end":"2021-12-31","val":296583000,"accn":"0001292814-22-001862","fy":2021,"fp":"FY","form":"20-F","filed":"2022-04-28"},{"start":"2021-01-01","end":"2021-12-31","val":296583000,"accn":"0001292814-23-001738","fy":2022,"fp":"FY","form":"20-F","filed":"2023-04-25"},{"start":"2021-01-01","end":"2021-12-31","val":297000000,"accn":"0001292814-24-001348","fy":2023,"fp":"FY","form":"20-F","filed":"2024-04-12","frame":"CY2021"},{"start":"2022-01-01","end":"2022-12-31","val":374493000,"accn":"0001292814-23-001738","fy":2022,"fp":"FY","form":"20-F","filed":"2023-04-25"},{"start":"2022-01-01","end":"2022-12-31","val":374000000,"accn":"0001292814-24-001348","fy":2023,"fp":"FY","form":"20-F","filed":"2024-04-12"},{"start":"2022-01-01","end":"2022-12-31","val":374000000,"accn":"0001292814-25-001192","fy":2024,"fp":"FY","form":"20-F","filed":"2025-03-31","frame":"CY2022"},{"start":"2023-01-01","end":"2023-12-31","val":383000000,"accn":"0001292814-24-001348","fy":2023,"fp":"FY","form":"20-F","filed":"2024-04-12"},{"start":"2023-01-01","end":"2023-12-31","val":383000000,"accn":"0001292814-25-001192","fy":2024,"fp":"FY","form":"20-F","filed":"2025-03-31","frame":"CY2023"},{"start":"2024-01-01","end":"2024-12-31","val":463000000,"accn":"0001292814-25-001192","fy":2024,"fp":"FY","form":"20-F","filed":"2025-03-31","frame":"CY2024"}]}}