Goodwill and intangible assets

9 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and intangible assets deemed to have an indefinite life are not amortized, but are evaluated annually for impairment as part of our annual business planning cycle in the fourth fiscal quarter, or when indicators of a potential impairment are present.

The following table sets forth goodwill by segment as of October 1, 2018 and June 30, 2019:



	Americas		International			Unallocated		Total
Balance at October 1, 2018	$	228.4	$	15.8		$	—	$	244.2
Battery Acquisition	—		—			547.2		547.2
Auto Care Acquisition	—		—			270.1		270.1
Cumulative translation adjustment	—		(0.2		)	1.1		0.9
Balance at June 30, 2019	$	228.4	$	15.6		$	818.4	$	1,062.4

The Company is still evaluating the reporting unit and segment allocation of the goodwill acquired in the Battery and Auto Care Acquisitions as of June 30, 2019.

Energizer had indefinite-lived intangible assets of $1,292.4 at June 30, 2019 and $76.9 at September 30, 2018. The increase was due to the Battery Acquisition of $513.0 and the Auto Care Acquisition of $702.9, slightly offset by changes in foreign currency of $0.4.

Total intangible assets at June 30, 2019 are as follows:



	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Trademarks and trade names	$	61.0	$	8.8	$	52.2
Customer relationships	412.5		28.2		384.3
Patents	34.5		7.6		26.9
Proprietary technology	174.5		10.5		164.0
Proprietary formulas	2.4		0.2		2.2
Non-compete	0.5		0.3		0.2
Total Amortizable intangible assets	685.4		55.6		629.8
Trademarks and trade names - indefinite lived	1,292.4		—		1,292.4
Total Other intangible assets, net	$	1,977.8	$	55.6	$	1,922.2

Total intangible assets at September 30, 2018 were as follows:



	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Trademarks and trade names	$	44.3	$	6.1	$	38.2
Customer relationships	99.6		13.4		86.2
Patents	34.5		5.7		28.8
Proprietary formulas	2.4		0.1		2.3
Non-compete	0.5		0.2		0.3
Total Amortizable intangible assets	181.3		25.5		155.8
Trademarks and trade names - indefinite lived	76.9		—		76.9
Total Other intangible assets, net	$	258.2	$	25.5	$	232.7