Goodwill and Intangible Assets (Tables)

3 Months Ended

Apr. 30, 2021

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Details of Intangible Assets

The following schedule presents the details of intangible assets as of April 30, 2021 (dollar amounts in thousands):

	April 30, 2021
	Gross carrying amount		Accumulated amortization		Net		Remaining useful life (in years)
Existing technology	$	26,180	$	(9,281)	$	16,899	4.5
Customer relationships	110,643		(30,414)		80,229		7.8
Trade name/trademarks	13,900		(4,649)		9,251		3.5
Other intangibles	20,453		(16,666)		3,787		4.9
	$	171,176	$	(61,010)	$	110,166

The following schedule presents the details of intangible assets as of January 31, 2021 (dollar amounts in thousands):

	January 31, 2021
	Gross carrying amount		Accumulated amortization		Net		Remaining useful life (in years)
Existing technology	$	26,180	$	(8,367)	$	17,813	4.8
Customer relationships	110,643		(27,741)		82,902		8.0
Trade name/trademarks	13,900		(4,005)		9,895		3.8
Other intangibles	20,453		(16,468)		3,985		5.1
	$	171,176	$	(56,581)	$	114,595

Estimated Amortization Expense

As of April 30, 2021, the estimated amortization expense for intangible assets, for the next five years and thereafter is as follows (in thousands):

Fiscal Year	Estimated amortization expense
Remaining for 2022	$	13,734
2023	18,163
2024	18,160
2025	17,417
2026	13,166
Thereafter	29,526
Total	$	110,166