v3.26.1
Revenue - Schedule of Disaggregated Revenues (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
May 31, 2026
May 31, 2025
May 31, 2026
May 31, 2025
Disaggregation of Revenue [Line Items]        
Total sales $ 1,198.0 $ 1,178.6 $ 3,397.4 $ 3,136.5
Operating Segments | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 905.2 923.2 2,617.7 2,649.8
Operating Segments | AIS        
Disaggregation of Revenue [Line Items]        
Total sales 303.5 264.1 809.0 509.1
Operating Segments | Independent sales network | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 690.5 685.3 1,973.5 1,944.4
Operating Segments | Direct sales network | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 73.4 101.5 234.4 306.1
Operating Segments | Retail sales | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 40.4 41.4 127.5 127.3
Operating Segments | Corporate accounts | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 46.3 35.5 126.9 103.8
Operating Segments | OEM and other | ABL        
Disaggregation of Revenue [Line Items]        
Total sales 54.6 59.5 155.4 168.2
Eliminations        
Disaggregation of Revenue [Line Items]        
Total sales $ (10.7) $ (8.7) $ (29.3) $ (22.4)