Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill for the three months ended December 31, 2018, are (in millions):

	Architecture & Software			Control Products & Solutions			Total
Balance as of September 30, 2018	$	422.3		$	653.2		$	1,075.5
Translation	(2.7		)	(8.7		)	(11.4		)
Balance as of December 31, 2018	$	419.6		$	644.5		$	1,064.1

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

Other intangible assets consist of (in millions):

	December 31, 2018
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	190.9	$	120.8	$	70.1
Customer relationships	111.2		66.2		45.0
Technology	106.1		64.8		41.3
Trademarks	31.2		24.2		7.0
Other	10.9		9.8		1.1
Total amortized intangible assets	450.3		285.8		164.5
Allen-Bradley® trademark not subject to amortization	43.7		—		43.7
Total	$	494.0	$	285.8	$	208.2

5. Goodwill and Other Intangible Assets (continued)

	September 30, 2018
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	190.9	$	118.1	$	72.8
Customer relationships	112.9		66.2		46.7
Technology	106.8		64.0		42.8
Trademarks	32.0		24.0		8.0
Other	11.2		10.0		1.2
Total amortized intangible assets	453.8		282.3		171.5
Allen-Bradley® trademark not subject to amortization	43.7		—		43.7
Total	$	497.5	$	282.3	$	215.2