v3.22.2.2
GOODWILL AND INTANGIBLE ASSETS, NET (Tables)
 12 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Rollforward of Carrying Amount of Goodwill by Reportable Segment The following table displays a rollforward of the carrying amount of goodwill by reportable segment:
U.S. ConsumerHawthorneOtherTotal
Goodwill$229.9 $400.1 $10.5 $640.5 
Accumulated impairment losses(1.8)(94.6)— (96.4)
Balance at September 30, 2020228.1 305.5 10.5 544.1 
Acquisitions and measurement-period adjustments— 60.5 — 60.5 
Foreign currency translation— — 0.6 0.6 
Reallocation15.8 (15.8)— — 
Goodwill$245.7 $444.8 $11.1 $701.6 
Accumulated impairment losses(1.8)(94.6)— (96.4)
Balance at September 30, 2021243.9 350.2 11.1 605.2 
Acquisitions and measurement-period adjustments— 180.8 — 180.8 
Foreign currency translation— (8.6)(1.0)(9.6)
Impairment— (522.4)— (522.4)
Goodwill$245.7 $617.0 $10.1 $872.8 
Accumulated impairment losses(1.8)(617.0)— (618.8)
Balance at September 30, 2022$243.9 $— $10.1 $254.0 
Schedule of Finite-lived Intangible Assets
The following table presents intangible assets, net of accumulated amortization and impairment charges:
 September 30, 2022September 30, 2021
 Gross
Carrying
Amount		Accumulated
Amortization/
Impairment
Charges		Net
Carrying
Amount		Gross
Carrying
Amount		Accumulated
Amortization/
Impairment
Charges		Net
Carrying
Amount
Finite-lived intangible assets:
Trade names$318.4 $(174.3)$144.1 $293.4 $(73.3)$220.1 
Customer relationships251.1 (158.4)92.7 228.3 (91.7)136.6 
Technology49.1 (43.3)5.8 49.2 (41.3)7.9 
Other34.7 (21.0)13.7 35.3 (14.2)21.1 
Total finite-lived intangible assets, net256.3 385.7 
Indefinite-lived intangible assets:
Indefinite-lived trade names168.2 168.2 
Roundup® marketing agreement amendment
155.7 155.7 
Total indefinite-lived intangible assets323.9 323.9 
Total intangible assets, net$580.2 $709.6 
Schedule of Indefinite-lived Intangible Assets
The following table presents intangible assets, net of accumulated amortization and impairment charges:
 September 30, 2022September 30, 2021
 Gross
Carrying
Amount		Accumulated
Amortization/
Impairment
Charges		Net
Carrying
Amount		Gross
Carrying
Amount		Accumulated
Amortization/
Impairment
Charges		Net
Carrying
Amount
Finite-lived intangible assets:
Trade names$318.4 $(174.3)$144.1 $293.4 $(73.3)$220.1 
Customer relationships251.1 (158.4)92.7 228.3 (91.7)136.6 
Technology49.1 (43.3)5.8 49.2 (41.3)7.9 
Other34.7 (21.0)13.7 35.3 (14.2)21.1 
Total finite-lived intangible assets, net256.3 385.7 
Indefinite-lived intangible assets:
Indefinite-lived trade names168.2 168.2 
Roundup® marketing agreement amendment
155.7 155.7 
Total indefinite-lived intangible assets323.9 323.9 
Total intangible assets, net$580.2 $709.6 
Schedule of Future Estimates of Amortization Expense Amortization expense is estimated to be as follows for the years ending September 30:
2023$27.0 
202422.8 
202520.0 
202618.6 
202717.4