Goodwill (Tables)

3 Months Ended

Apr. 30, 2017

Goodwill [Abstract]

Schedule of Goodwill [Table Text Block]

The changes in the carrying amount of goodwill, by geographic segment, for the three months ended April 30, 2017, are as follows (in thousands):

	Americas			Europe		Asia-Pacific		Total
Balance as of January 31, 2017	$	19,559		$	179,462	$	—	$	199,021
Goodwill acquired during the year (1)	362,751			122,503		7,352		492,606
Foreign currency translation adjustment	(67		)	6,219		663		6,815
Balance as of April 30, 2017	$	382,243		$	308,184	$	8,015	$	698,442

⁽¹⁾ Amounts based on preliminary purchase price allocation related to the acquisition of TS.