Intangible Assets (Tables)

9 Months Ended

Oct. 31, 2016

Intangible Assets Net Excluding Goodwill [Abstract]

Details of Intangible Assets

The following schedule presents the details of intangible assets as of October 31, 2016 (dollar amounts in thousands):

	October 31, 2016
	Gross							Remaining
	Carrying		Accumulated					Useful Life
	Amount		Amortization			Net		(in years)
Existing technology	$	3,880	$	(2,539	)	$	1,341		1.8
Database		4,939		(2,994	)		1,945		2.5
Customer contracts and relationships		33,643		(4,352	)		29,291		8.7
Software		10,867		(2,897	)		7,970		3.4
Brand		1,141		(355	)		786		2.4
	$	54,470	$	(13,137	)	$	41,333

The following schedule presents the details of intangible assets as of January 31, 2016 (dollar amounts in thousands):

	January 31, 2015
	Gross							Remaining
	Carrying		Accumulated					Useful Life
	Amount		Amortization			Net		(in years)
Existing technology	$	3,880	$	(1,957	)	$	1,923		2.6
Database		4,939		(2,103	)		2,836		3.0
Customer contracts and relationships		33,643		(1,693	)		31,950		9.4
Software		10,867		(1,106	)		9,761		4.2
Brand		1,141		(111	)		1,030		3.2
	$	54,470	$	(6,970	)	$	47,500

Estimated Amortization Expense

The estimated amortization expense for intangible assets, for the next five years and thereafter is as follows (in thousands):

	Estimated
	Amortization
Period	Expense
Fiscal 2017	$	2,056
Fiscal 2018		7,793
Fiscal 2019		6,963
Fiscal 2020		6,062
Fiscal 2021		3,629
Thereafter		14,830
Total	$	41,333