v3.26.1
Intangible Assets, net
 9 Months Ended
Jun. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Intangible Assets, net INTANGIBLE ASSETS, NET
June 30, 2026September 30, 2025
Carrying
Amount		Accumulated
Amortization		Net
Amount		Carrying
Amount		Accumulated
Amortization		Net
Amount
Subject to amortization:
Customer relationships$2,555.3 $(1,250.2)$1,305.1 $2,699.8 $(1,225.3)$1,474.5 
Trademarks, brands and licensing agreements1,108.9 (435.5)673.4 1,132.4 (406.3)726.1 
3,664.2 (1,685.7)1,978.5 3,832.2 (1,631.6)2,200.6 
Not subject to amortization:
Trademarks and brands810.1 — 810.1 814.0 — 814.0 
$4,474.3 $(1,685.7)$2,788.6 $4,646.2 $(1,631.6)$3,014.6