XML 56 R37.htm IDEA: XBRL DOCUMENT v3.26.1
Intangible Assets - Summary of Goodwill by Segment (Details)
$ in Millions
6 Months Ended
Mar. 31, 2026
USD ($)
Goodwill [Roll Forward]  
Goodwill, beginning balance $ 658.0
Acquisitions 527.8
Dispositions (3.4)
Goodwill, ending balance 1,182.4
Goodwill, measurement period adjustments $ (3.4)