Goodwill (Tables)

9 Months Ended

Oct. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The change in the carrying amount of goodwill by reporting unit during the nine months ended October 31, 2015 is as follows:

	Platform Solutions and Emerging Business			Architecture, Engineering and Construction			Manufacturing			Media and Entertainment			Delcam (1)			Total
Balances as of January 31, 2015
Goodwill	$	327.5		$	427.0		$	422.7		$	245.2		$	183.0		$	1,605.4
Accumulated impairment losses	—			—			—			(149.2		)	—			(149.2		)
	327.5			427.0			422.7			96.0			183.0			1,456.2
Addition arising from other acquisitions	32.2			4.2			16.6			10.4			—			63.4
Effect of foreign currency translation, purchase accounting adjustments, and other	(0.5		)	(2.0		)	(1.2		)	0.1			(1.0		)	(4.6		)
Balances as of October 31, 2015
Goodwill	359.2			429.2			438.1			255.7			182.0			1,664.2
Accumulated impairment losses	—			—			—			(149.2		)	—			(149.2		)
	$	359.2		$	429.2		$	438.1		$	106.5		$	182.0		$	1,515.0

 _______________

(1) Delcam is a separate reporting unit within our Manufacturing ("MFG") operating segment.