Goodwill (Tables)

9 Months Ended

Oct. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The change in the carrying amount of goodwill during the nine months ended October 31, 2014 is as follows:

	Platform Solutions and Emerging Business			Architecture, Engineering and Construction			Manufacturing			Media and Entertainment			Total
Balances as of January 31, 2014
Goodwill	$	142.3		$	415.2		$	411.6		$	190.0		$	1,159.1
Accumulated impairment losses	—			—			—			(149.2		)	(149.2		)
	142.3			415.2			411.6			40.8			1,009.9
Delcam	—			—			192.8			—			192.8
Within Technologies	80.6			—			—			—			80.6
Shotgun	—			—			—			43.2			43.2
Addition arising from other acquisitions	110.9			15.5			17.9			15.3			159.6
Effect of foreign currency translation and purchase accounting adjustments	(3.8		)	(6.2		)	(0.1		)	(1.9		)	(12.0		)
Balance as of October 31, 2014
Goodwill	330.0			424.5			622.2			246.6			1,623.3
Accumulated impairment losses	—			—			—			(149.2		)	(149.2		)
	$	330.0		$	424.5		$	622.2		$	97.4		$	1,474.1