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INTANGIBLE ASSETS AND GOODWILL
 12 Months Ended
Mar. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
INTANGIBLE ASSETS AND GOODWILL INTANGIBLE ASSETS AND GOODWILL
The carrying value of intangible assets consisted of the following:
 March 31, 2022March 31, 2021
Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount		Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount
Technology$46,727 $(19,852)$26,875 $33,960 $(21,458)$12,502 
Customer relationships105,827 (4,889)100,938 11,969 (7,341)4,628 
Trade names and domains583 (183)400 988 (988)— 
Total acquired identifiable intangible assets$153,137 $(24,924)$128,213 $46,917 $(29,787)$17,130 
As of March 31, 2022, the weighted average remaining useful life for technology, customer relationships, and trade names and domains was 3.2 years, 8.7 years, and 0.8 years, respectively.
Amortization expense for related intangible assets was $8.3 million, $6.9 million, and $8.8 million for the years ended March 31, 2022, 2021, and 2020, respectively.
During the year ended March 31, 2022, the Company wrote off approximately $13.2 million of fully amortized intangible assets and the corresponding accumulated amortization. There were no such write offs during the year ended March 31, 2021.
At March 31, 2022, annual amortization of intangible assets, based upon existing intangible assets and current useful lives, is estimated to be the following:
 Amount
2023$21,101 
202420,395 
202519,095 
202613,895 
2027 and thereafter53,727 
Total$128,213 
The following table provides a summary of the changes in the carrying amounts of goodwill:
 Total
Balance at March 31, 2020$128,300 
Additions due to acquisitions— 
Foreign currency translation3,220 
Balance at March 31, 2021131,520 
Additions due to acquisitions136,117 
Foreign currency translation(770)
Balance at March 31, 2022$266,867 
The Company conducted its annual impairment tests of goodwill in the fourth quarters of fiscal years 2022, 2021, and 2020, and determined that no adjustment to the carrying value of goodwill was required.