BUSINESS SEGMENTS - Schedule of Segment Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023
Segment Reporting Information [Line Items]
Continuing assets	$ 2,418,646	$ 2,413,588
Total Assets	2,423,730	2,418,879
Assets held for sale	24,172	0
Discontinued Operations
Segment Reporting Information [Line Items]
Discontinued operations	5,084	5,291
Operating Segments
Segment Reporting Information [Line Items]
Continuing assets	2,286,563	2,283,249
Operating Segments | Home and Building Products
Segment Reporting Information [Line Items]
Continuing assets	706,622	703,661
Operating Segments | Consumer and Professional Products
Segment Reporting Information [Line Items]
Continuing assets	1,579,941	1,579,588
Corporate
Segment Reporting Information [Line Items]
Continuing assets	$ 132,083	$ 130,339