GOODWILL AND INTANGIBLE ASSETS: (Tables)

9 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill by operating segment and activity and by component included in each segment

Goodwill for the nine months ended December 31, 2018 (dollars in thousands) was as follows:

	Total
Balance at March 31, 2018	$	203,639
Reallocation from AMS	1,377
Change in foreign currency translation adjustment	(345)
Balance at December 31, 2018	$	204,671

Goodwill by geography as of December 31, 2018 was: 

	Total
U.S.	$	201,449
APAC	3,222
Balance at December 31, 2018	$	204,671

Schedule of amortization activity of intangible assets

The following table shows the amortization activity of intangible assets (dollars in thousands):

	December 31, 2018		March 31, 2018
Developed technology, gross (Software)	$	54,000	$	54,000
Accumulated amortization	(48,989)		(43,383)
Net developed technology	$	5,011	$	10,617
Customer relationship/Trade name, gross (Other assets, net)	$	35,800	$	35,800
Accumulated amortization	(24,774)		(20,400)
Net customer/trade name	$	11,026	$	15,400
Publisher relationship, gross (Other assets, net)	$	23,800	$	23,800
Accumulated amortization	(8,264)		(5,289)
Net publisher relationship	$	15,536	$	18,511
Total intangible assets, gross	$	113,600	$	113,600
Total accumulated amortization	(82,027)		(69,072)
Total intangible assets, net	$	31,573	$	44,528

Schedule of estimated future amortization expenses related to purchases and other intangible assets

All other periods represent fiscal years ending March 31 (dollars in thousands): 

Fiscal Year:
2019	$	2,981
2020	11,925
2021	8,083
2022	5,150
2023	3,434
	$	31,573