Goodwill (Tables)

3 Months Ended

Apr. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The change in the carrying amount of goodwill during the three months ended April 30, 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	—		—		196.2		—			196.2
Addition arising from other acquisitions	24.4		10.6		—		15.3			50.3
Effect of foreign currency translation and purchase accounting adjustments	0.2		1.6		5.0		(0.2		)	6.6
Balance as of April 30, 2014
Goodwill	166.9		427.4		612.8		205.1			1,412.2
Accumulated impairment losses	—		—		—		(149.2		)	(149.2		)
	$	166.9	$	427.4	$	612.8	$	55.9		$	1,263.0