Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

The changes in the carrying amount of goodwill for the years ended September 30, 2013 and 2012 were (in millions):

	Architecture & Software		Control Products & Solutions			Total
Balance as of September 30, 2011	$	386.7	$	565.9		$	952.6
Translation and other	1.0		(4.8		)	(3.8		)
Balance as of September 30, 2012	387.7		561.1			948.8
Acquisition of businesses	—		71.1			71.1
Translation	0.1		3.0			3.1
Balance as of September 30, 2013	$	387.8	$	635.2		$	1,023.0

Other intangible assets

Other intangible assets consist of (in millions):

	September 30, 2013
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	146.9	$	73.1	$	73.8
Customer relationships	77.4		37.1		40.3
Technology	66.1		30.9		35.2
Trademarks	26.4		10.7		15.7
Other	12.1		8.0		4.1
Total amortized intangible assets	328.9		159.8		169.1
Intangible assets not subject to amortization	43.7		—		43.7
Total	$	372.6	$	159.8	$	212.8

	September 30, 2012
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	123.4	$	61.2	$	62.2
Customer relationships	72.6		30.7		41.9
Technology	88.9		50.9		38.0
Trademarks	32.1		12.9		19.2
Other	21.4		16.9		4.5
Total amortized intangible assets	338.4		172.6		165.8
Intangible assets not subject to amortization	43.7		—		43.7
Total	$	382.1	$	172.6	$	209.5