INTANGIBLE ASSETS:

6 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

INTANGIBLE ASSETS:

INTANGIBLE ASSETS:

The amounts allocated to intangible assets from acquisitions include developed technology, customer relationships, trade names, and publisher relationships.  The following table shows the amortization activity of intangible assets (dollars in thousands):

	September 30, 2020		March 31, 2020
Developed technology, gross	$	67,507	$	66,451
Accumulated amortization	(57,678)		(54,713)
Net developed technology	$	9,829	$	11,738
Customer relationship/Trade name, gross	$	43,101	$	42,993
Accumulated amortization	(35,816)		(33,109)
Net customer/trade name	$	7,285	$	9,884
Publisher/Data supply relationships, gross	$	39,800	$	39,800
Accumulated amortization	(20,205)		(16,222)
Net publisher relationship	$	19,595	$	23,578
Total intangible assets, gross	$	150,408	$	149,244
Total accumulated amortization	(113,699)		(104,044)
Total intangible assets, net	$	36,709	$	45,200

Total amortization expense related to intangible assets was $9.7 million and $8.5 million for the six months ended September 30, 2020 and 2019, respectively.  The following table presents the estimated future amortization expenses related to purchased intangible assets. The amount for 2021 represents the remaining six months ending March 31, 2021 (dollars in thousands): 

Fiscal Year:
2021	$	8,031
2022	14,458
2023	12,050
2024	2,170
	$	36,709