Goodwill

6 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

9. GOODWILL

Changes to the carrying amount of consolidated goodwill by segment for the six months ended 31 March 2016 are as follows:

	Industrial		Industrial		Industrial		Industrial
	Gases–		Gases–		Gases–		Gases–		Materials
	Americas		EMEA		Asia		Global		Technologies			Total
Goodwill, net at 30 September 2015	$	297.6	$	386.5	$	133.1	$	19.9	$	294.2	$	1,131.3
Currency translation		8.3		4.4		1.1		.2		5.3		19.3
Goodwill, net at 31 March 2016	$	305.9	$	390.9	$	134.2	$	20.1	$	299.5	$	1,150.6

		31 March		30 September
		2016		2015
Goodwill, gross	$	1,405.1	$	1,375.0
Accumulated impairment losses(A)		(254.5)		(243.7)
Goodwill, net	$	1,150.6	$	1,131.3
(A)Amount is attributable to the Industrial Gases – Americas segment and includes currency translation of $50.7 and $61.5 as of 31 March 2016 and
30 September 2015, respectively.

We conduct goodwill impairment testing in the fourth quarter of each fiscal year and whenever events and changes in circumstances indicate that the carrying value of goodwill might not be recoverable.