Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss attributable to New Relic	$ (50,239)	$ (78,414)
Other comprehensive loss:
Unrealized loss on available-for-sale securities	(1,936)	(831)
Comprehensive loss attributable to New Relic	$ (52,175)	$ (79,245)