Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Income Statement [Abstract]
Revenue	$ 141,010	$ 108,221
Cost of revenue	23,613	17,050
Gross profit	117,397	91,171
Operating expenses:
Research and development	34,339	22,603
Sales and marketing	76,850	57,488
General and administrative	23,100	14,711
Total operating expenses	134,289	94,802
Loss from operations	(16,892)	(3,631)
Other income (expense):
Interest income	4,140	1,845
Interest expense	(5,819)	(2,666)
Other income (expense), net	2,978	(842)
Loss before income taxes	(15,593)	(5,294)
Income tax provision (benefit)	(36)	321
Net loss	(15,557)	(5,615)
Net loss attributable to redeemable non-controlling interest	388	0
Net loss attributable to New Relic	$ (15,169)	$ (5,615)
Net loss per share, basic and diluted (in usd per share)	$ (0.26)	$ (0.10)
Weighted-average shares used to compute net loss per share, basic and diluted (in shares)	57,944	56,183