Intangible Assets (Tables)

6 Months Ended

Jul. 31, 2018

Intangible Assets Net Excluding Goodwill [Abstract]

Details of Intangible Assets

The following schedule presents the details of intangible assets as of July 31, 2018 (dollar amounts in thousands):

	July 31, 2018
	Gross							Remaining
	carrying		Accumulated					useful life
	amount		amortization			Net		(in years)
Existing technology	$	3,880	$	(3,813	)	$	67		1.7
Database		4,939		(4,340	)		599		1.7
Customer contracts and relationships		33,643		(10,560	)		23,083		7.1
Software		10,867		(6,979	)		3,888		1.7
Brand		1,141		(924	)		217		0.7
	$	54,470	$	(26,616	)	$	27,854

The following schedule presents the details of intangible assets as of January 31, 2018 (dollar amounts in thousands):

	January 31, 2018
	Gross							Remaining
	carrying		Accumulated					useful life
	amount		amortization			Net		(in years)
Existing technology	$	3,880	$	(3,509	)	$	371		0.8
Database		4,939		(4,091	)		848		2.0
Customer contracts and relationships		33,643		(8,798	)		24,845		7.5
Software		10,867		(5,820	)		5,047		2.2
Brand		1,141		(762	)		379		1.2
	$	54,470	$	(22,980	)	$	31,490

Estimated Amortization Expense

The estimated amortization expense for intangible assets, for the next five years and thereafter is as follows as of July 31, 2018 (in thousands):

	Estimated
	amortization
Period	expense
Fiscal 2019	$	3,334
Fiscal 2020		6,062
Fiscal 2021		3,629
Fiscal 2022		3,182
Fiscal 2023		3,182
Thereafter		8,465
Total	$	27,854