CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Revenue:
Revenue	$ 89,099	$ 73,305
Cost of revenue:
Cost of revenue	51,821	42,453
Gross profit	37,278	30,852
Operating expenses:
Research and development	11,291	10,162
Sales and marketing	13,952	11,570
General and administrative	11,825	11,563
Restructuring costs	266	1,052
Total operating expenses	37,334	34,347
Loss from operations	(56)	(3,495)
Other expense, net	(198)	(385)
Interest expense	(3,886)	(6,437)
Net loss before income taxes	(4,140)	(10,317)
Income tax provision	13	419
Net loss	$ (4,153)	$ (10,736)
Net income (loss) per share - basic (in dollars per share)	$ (0.07)	$ (0.27)
Net income (loss) per share - diluted (in dollars per share)	$ (0.07)	$ (0.27)
Weighted average shares - basic (in shares)	57,129	39,905
Weighted average shares - diluted (in shares)	57,129	39,905
Foreign currency translation adjustments, net	$ 267	$ 287
Total comprehensive loss	(3,886)	(10,449)
Product
Revenue:
Revenue	52,131	39,687
Cost of revenue:
Cost of revenue	38,741	30,382
Service
Revenue:
Revenue	32,831	30,386
Cost of revenue:
Cost of revenue	13,080	12,071
Royalty
Revenue:
Revenue	$ 4,137	$ 3,232