v3.26.1
REPORTABLE SEGMENTS - Schedule of Disaggregated Revenue by End Market and Segment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Disaggregation of Revenue [Line Items]        
Total Consolidated Revenue $ 421,860 $ 426,684 $ 876,120 $ 870,137
Home and Building Products        
Disaggregation of Revenue [Line Items]        
Total Consolidated Revenue 421,860 426,684 876,120 870,137
Residential repair and remodel | Home and Building Products        
Disaggregation of Revenue [Line Items]        
Total Consolidated Revenue 220,766 226,716 464,767 465,561
Commercial | Home and Building Products        
Disaggregation of Revenue [Line Items]        
Total Consolidated Revenue 170,626 168,387 348,406 339,143
Residential new construction | Home and Building Products        
Disaggregation of Revenue [Line Items]        
Total Consolidated Revenue $ 30,468 $ 31,581 $ 62,947 $ 65,433