{"cik":64472,"taxonomy":"us-gaap","tag":"CurrentIncomeTaxExpenseBenefit","label":"Current Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.","entityName":"GENCOR INDUSTRIES, INC.","units":{"USD":[{"start":"2009-10-01","end":"2010-06-30","val":-51000,"accn":"0001193125-11-221212","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":-551000,"accn":"0001193125-11-221212","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2009-10-01","end":"2010-09-30","val":-610000,"accn":"0001193125-11-343866","fy":2011,"fp":"FY","form":"10-K","filed":"2011-12-16","frame":"CY2010"},{"start":"2010-10-01","end":"2010-12-31","val":405000,"accn":"0001193125-12-056149","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-13"},{"start":"2010-10-01","end":"2010-12-31","val":405000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2010Q4"},{"start":"2010-10-01","end":"2011-03-31","val":-1067000,"accn":"0001193125-12-230761","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-14"},{"start":"2011-01-01","end":"2011-03-31","val":-1472000,"accn":"0001193125-12-230761","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-14"},{"start":"2011-01-01","end":"2011-03-31","val":-1472000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2011Q1"},{"start":"2010-10-01","end":"2011-06-30","val":-659000,"accn":"0001193125-11-221212","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-12"},{"start":"2010-10-01","end":"2011-06-30","val":-659000,"accn":"0001193125-12-354436","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-14"},{"start":"2011-04-01","end":"2011-06-30","val":409000,"accn":"0001193125-11-221212","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-12"},{"start":"2011-04-01","end":"2011-06-30","val":409000,"accn":"0001193125-12-354436","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-14"},{"start":"2011-04-01","end":"2011-06-30","val":409000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2011Q2"},{"start":"2010-10-01","end":"2011-09-30","val":-2758000,"accn":"0001193125-11-343866","fy":2011,"fp":"FY","form":"10-K","filed":"2011-12-16"},{"start":"2010-10-01","end":"2011-09-30","val":-2758000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2011"},{"start":"2011-07-01","end":"2011-09-30","val":-2100000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2011Q3"},{"start":"2011-10-01","end":"2011-12-31","val":325000,"accn":"0001193125-12-056149","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-13"},{"start":"2011-10-01","end":"2011-12-31","val":325000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14"},{"start":"2011-10-01","end":"2011-12-31","val":325000,"accn":"0001193125-13-047821","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-02-11","frame":"CY2011Q4"},{"start":"2011-10-01","end":"2012-03-31","val":1730000,"accn":"0001193125-12-230761","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-14"},{"start":"2011-10-01","end":"2012-03-31","val":1730000,"accn":"0001193125-13-219014","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-14"},{"start":"2012-01-01","end":"2012-03-31","val":1405000,"accn":"0001193125-12-230761","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-14"},{"start":"2012-01-01","end":"2012-03-31","val":1405000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14"},{"start":"2012-01-01","end":"2012-03-31","val":1405000,"accn":"0001193125-13-219014","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-14","frame":"CY2012Q1"},{"start":"2011-10-01","end":"2012-06-30","val":2243000,"accn":"0001193125-12-354436","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-14"},{"start":"2011-10-01","end":"2012-06-30","val":2243000,"accn":"0001193125-13-332136","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":513000,"accn":"0001193125-12-354436","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-14"},{"start":"2012-04-01","end":"2012-06-30","val":513000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14"},{"start":"2012-04-01","end":"2012-06-30","val":513000,"accn":"0001193125-13-332136","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2011-10-01","end":"2012-09-30","val":2380000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14"},{"start":"2011-10-01","end":"2012-09-30","val":219000,"accn":"0001193125-13-472948","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-13","frame":"CY2012"},{"start":"2012-07-01","end":"2012-09-30","val":137000,"accn":"0001193125-12-502875","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-14","frame":"CY2012Q3"},{"start":"2012-10-01","end":"2012-12-31","val":-835000,"accn":"0001193125-13-047821","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-02-11","frame":"CY2012Q4"},{"start":"2012-10-01","end":"2013-03-31","val":-102000,"accn":"0001193125-13-219014","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-14"},{"start":"2013-01-01","end":"2013-03-31","val":733000,"accn":"0001193125-13-219014","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-14","frame":"CY2013Q1"},{"start":"2012-10-01","end":"2013-06-30","val":771000,"accn":"0001193125-13-332136","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":873000,"accn":"0001193125-13-332136","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2"},{"start":"2012-10-01","end":"2013-09-30","val":98000,"accn":"0001193125-13-472948","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-13"},{"start":"2012-10-01","end":"2013-09-30","val":98000,"accn":"0001193125-14-437215","fy":2014,"fp":"FY","form":"10-K","filed":"2014-12-09","frame":"CY2013"},{"start":"2013-10-01","end":"2014-09-30","val":732000,"accn":"0001193125-14-437215","fy":2014,"fp":"FY","form":"10-K","filed":"2014-12-09"},{"start":"2013-10-01","end":"2014-09-30","val":732000,"accn":"0001193125-15-398371","fy":2015,"fp":"FY","form":"10-K","filed":"2015-12-09","frame":"CY2014"},{"start":"2014-10-01","end":"2015-09-30","val":298000,"accn":"0001193125-15-398371","fy":2015,"fp":"FY","form":"10-K","filed":"2015-12-09"},{"start":"2014-10-01","end":"2015-09-30","val":298000,"accn":"0001193125-16-783228","fy":2016,"fp":"FY","form":"10-K","filed":"2016-12-02"},{"start":"2014-10-01","end":"2015-09-30","val":298000,"accn":"0001193125-17-362916","fy":2017,"fp":"FY","form":"10-K","filed":"2017-12-06","frame":"CY2015"},{"start":"2015-10-01","end":"2016-09-30","val":710000,"accn":"0001193125-16-783228","fy":2016,"fp":"FY","form":"10-K","filed":"2016-12-02"},{"start":"2015-10-01","end":"2016-09-30","val":710000,"accn":"0001193125-17-362916","fy":2017,"fp":"FY","form":"10-K","filed":"2017-12-06","frame":"CY2016"},{"start":"2016-10-01","end":"2017-09-30","val":2431000,"accn":"0001193125-17-362916","fy":2017,"fp":"FY","form":"10-K","filed":"2017-12-06"},{"start":"2016-10-01","end":"2017-09-30","val":2431000,"accn":"0001193125-18-348654","fy":2018,"fp":"FY","form":"10-K","filed":"2018-12-13","frame":"CY2017"},{"start":"2017-10-01","end":"2018-09-30","val":1568000,"accn":"0001193125-18-348654","fy":2018,"fp":"FY","form":"10-K","filed":"2018-12-13"},{"start":"2017-10-01","end":"2018-09-30","val":1613000,"accn":"0001193125-19-310985","fy":2019,"fp":"FY","form":"10-K","filed":"2019-12-11","frame":"CY2018"},{"start":"2018-10-01","end":"2019-09-30","val":2445000,"accn":"0001193125-19-310985","fy":2019,"fp":"FY","form":"10-K","filed":"2019-12-11"},{"start":"2018-10-01","end":"2019-09-30","val":2445000,"accn":"0001193125-20-320959","fy":2020,"fp":"FY","form":"10-K","filed":"2020-12-18","frame":"CY2019"},{"start":"2019-10-01","end":"2020-09-30","val":3776000,"accn":"0001193125-20-320959","fy":2020,"fp":"FY","form":"10-K","filed":"2020-12-18"},{"start":"2019-10-01","end":"2020-09-30","val":3776000,"accn":"0001193125-21-361338","fy":2021,"fp":"FY","form":"10-K","filed":"2021-12-17","frame":"CY2020"},{"start":"2020-10-01","end":"2021-09-30","val":1181000,"accn":"0001193125-21-361338","fy":2021,"fp":"FY","form":"10-K","filed":"2021-12-17"},{"start":"2020-10-01","end":"2021-09-30","val":1181000,"accn":"0001193125-22-306498","fy":2022,"fp":"FY","form":"10-K","filed":"2022-12-16","frame":"CY2021"},{"start":"2021-10-01","end":"2022-09-30","val":1997000,"accn":"0001193125-22-306498","fy":2022,"fp":"FY","form":"10-K","filed":"2022-12-16"},{"start":"2021-10-01","end":"2022-09-30","val":1997000,"accn":"0001193125-23-294347","fy":2023,"fp":"FY","form":"10-K","filed":"2023-12-13","frame":"CY2022"},{"start":"2022-10-01","end":"2023-09-30","val":4430000,"accn":"0001193125-23-294347","fy":2023,"fp":"FY","form":"10-K","filed":"2023-12-13"},{"start":"2022-10-01","end":"2023-09-30","val":4430000,"accn":"0001193125-25-150836","fy":2024,"fp":"FY","form":"10-K","filed":"2025-06-27","frame":"CY2023"},{"start":"2023-10-01","end":"2024-09-30","val":5053000,"accn":"0001193125-25-150836","fy":2024,"fp":"FY","form":"10-K","filed":"2025-06-27"},{"start":"2023-10-01","end":"2024-09-30","val":5053000,"accn":"0001193125-25-312742","fy":2025,"fp":"FY","form":"10-K","filed":"2025-12-09","frame":"CY2024"},{"start":"2024-10-01","end":"2025-09-30","val":5091000,"accn":"0001193125-25-312742","fy":2025,"fp":"FY","form":"10-K","filed":"2025-12-09","frame":"CY2025"}]}}