Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill for the nine months ended June 30, 2019, are (in millions):

	Architecture & Software			Control Products & Solutions			Total
Balance as of September 30, 2018	$	422.3		$	653.2		$	1,075.5
Acquisition of business	14.6			—			14.6
Translation	(2.4		)	(6.4		)	(8.8		)
Balance as of June 30, 2019	$	434.5		$	646.8		$	1,081.3

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

Other intangible assets consist of (in millions):

	June 30, 2019
	Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Computer software products	$	190.6	$	125.7	$	64.9
Customer relationships	111.9		69.2		42.7
Technology	111.1		68.3		42.8
Trademarks	31.8		26.0		5.8
Other	10.9		9.9		1.0
Total amortized intangible assets	456.3		299.1		157.2
Allen-Bradley® trademark not subject to amortization	43.7		—		43.7
Total	$	500.0	$	299.1	$	200.9

	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