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Goodwill
3 Months Ended
Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill GOODWILL
Changes to the carrying amount of consolidated goodwill by segment for the three months ended 31 December 2020 are as follows:
Industrial
Gases–
Americas
Industrial
Gases–
EMEA
Industrial
Gases–
Asia
Industrial
Gases–
Global
Corporate
and other
Total
Goodwill, net at 30 September 2020$152.6 $524.1 $180.4 $19.5 $14.9 $891.5 
Currency translation and other5.1 22.8 4.1 0.4 — 32.4 
Goodwill, net at 31 December 2020$157.7 $546.9 $184.5 $19.9 $14.9 $923.9 
31 December30 September
20202020
Goodwill, gross$1,298.5 $1,230.2 
Accumulated impairment losses(A)
(374.6)(338.7)
Goodwill, net$923.9 $891.5 
(A)Accumulated impairment losses include the impacts of currency translation. These losses are attributable to our Latin America reporting unit ("LASA") within the Industrial Gases – Americas segment.
We review goodwill for impairment annually in the fourth quarter of the fiscal year and whenever events or changes in circumstances indicate that the carrying value of goodwill might not be recoverable.