Intangible Assets (Tables)

9 Months Ended

Oct. 31, 2019

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Details of Intangible Assets

The following schedule presents the details of intangible assets as of October 31, 2019 (dollar amounts in thousands):

	October 31, 2019
	Gross carrying amount		Accumulated amortization			Net	Remaining useful life (in years)
Existing technology	$	3,880	$	(3,863	)	17	0.4
Database	4,939		(4,789		)	150	0.4
Customer contracts and relationships	33,643		(14,829		)	18,814	5.9
Software	10,867		(9,900		)	967	0.4
	$	53,329	$	(33,381	)	19,948

The following schedule presents the details of intangible assets as of January 31, 2019 (dollar amounts in thousands):

	January 31, 2019
	Gross carrying amount		Accumulated amortization			Net	Remaining useful life (in years)
Existing technology	$	3,880	$	(3,834	)	46	1.2
Database	4,939		(4,521		)	418	1.2
Customer contracts and relationships	33,643		(12,350		)	21,293	6.6
Software	10,867		(8,156		)	2,711	1.2
Brand	1,141		(1,088		)	53	0.2
	$	54,470	$	(29,949	)	24,521

Estimated Amortization Expense

The estimated amortization expense for intangible assets, for the next five years and thereafter is as follows as of October 31, 2019 (in thousands):

Period	Estimated amortization expense
Remaining for Fiscal 2020	$	1,489
Fiscal 2021	3,629
Fiscal 2022	3,182
Fiscal 2023	3,182
Fiscal 2024	3,182
Thereafter	5,284
Total	$	19,948