BUSINESS SEGMENTS - Summary of Segment Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Continuing assets	$ 2,566,090	$ 2,810,699
Total Assets	2,571,215	2,816,474
Discontinued Operations
Segment Reporting Information [Line Items]
Discontinued operations	5,125	5,775
Operating Segments
Segment Reporting Information [Line Items]
Continuing assets	2,376,781	2,652,389
Operating Segments | Home and Building Products
Segment Reporting Information [Line Items]
Continuing assets	702,328	737,860
Operating Segments | Consumer and Professional Products
Segment Reporting Information [Line Items]
Continuing assets	1,674,453	1,914,529
Corporate
Segment Reporting Information [Line Items]
Continuing assets	$ 189,309	$ 158,310