Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill for the three months ended December 31, 2014 are (in millions):

	Architecture & Software			Control Products & Solutions			Total
Balance as of September 30, 2014	$	395.6		$	655.0		$	1,050.6
Acquisition of business	—			14.9			14.9
Translation and other	(4.6		)	(14.2		)	(18.8		)
Balance as of December 31, 2014	$	391.0		$	655.7		$	1,046.7

Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class

Other intangible assets consist of (in millions):

	December 31, 2014
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	176.7	$	84.1	$	92.6
Customer relationships	90.1		45.5		44.6
Technology	83.9		39.1		44.8
Trademarks	32.9		14.2		18.7
Other	15.5		9.6		5.9
Total amortized intangible assets	399.1		192.5		206.6
Intangible assets not subject to amortization	43.7		—		43.7
Total	$	442.8	$	192.5	$	250.3

	September 30, 2014
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	169.1	$	82.5	$	86.6
Customer relationships	89.8		45.4		44.4
Technology	84.0		38.2		45.8
Trademarks	33.7		14.0		19.7
Other	15.5		9.5		6.0
Total amortized intangible assets	392.1		189.6		202.5
Intangible assets not subject to amortization	43.7		—		43.7
Total	$	435.8	$	189.6	$	246.2