Goodwill and intangible assets (Tables)

3 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table sets forth goodwill by segment as of October 1, 2016 and December 31, 2016:

	Americas			EMEA			Asia Pacific			Total
Balance at October 1, 2016	$	213.7		$	5.3		$	10.7		$	229.7
Cumulative translation adjustment	(0.2		)	(0.2		)	(0.4		)	(0.8		)
Balance at December 31, 2016	$	213.5		$	5.1		$	10.3		$	228.9

Schedule of Finite-Lived Intangible Assets

Total amortizable intangible assets at December 31, 2016 are as follows:

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Trademarks	$	40.1	$	1.3	$	38.8
Customer relationships	84.4		2.8		81.6
Patents	34.5		1.2		33.3
Non-compete	0.5		0.1		0.4
Total intangible assets at December 31, 2016	$	159.5	$	5.4	$	154.1

Total amortizable intangible assets at September 30, 2016 were as follows:

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Trademarks	$	40.1	$	0.7	$	39.4
Customer relationships	84.4		1.5		82.9
Patents	34.5		0.6		33.9
Non-compete	0.5		—		0.5
Total intangible assets at September 30, 2016	$	159.5	$	2.8	$	156.7