CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net loss	$ (43,906)	$ (41,913)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	2,922	2,823
Amortization of intangible assets	1,285	2,228
Amortization of capitalized internal-use software costs	7,243	6,217
Amortization of debt discount and issuance costs	4,393	4,126
Amortization of deferred sales commission costs	8,245	6,138
Allowance for credit losses	383	1,742
Operating lease expense, net of accretion	3,459	3,750
Stock-based compensation expense	36,587	22,779
Other	713	602
Changes in assets and liabilities:
Accounts receivable	924	(3,428)
Deferred sales commission costs	(11,615)	(13,186)
Other current and non-current assets	(2,550)	(3,025)
Accounts payable and accruals	(5,063)	(519)
Deferred revenue	1,012	2,416
Net cash provided by (used in) operating activities	4,032	(9,250)
Cash flows from investing activities:
Purchases of property and equipment	(878)	(2,453)
Capitalized internal-use software costs	(6,546)	(8,866)
Purchases of investments	(28,721)	(17,156)
Sales of investments	10,299	0
Proceeds from maturities of investments	14,700	16,575
Net cash used in investing activities	(11,146)	(11,900)
Cash flows from financing activities:
Finance lease payments	(4)	(67)
Tax-related withholding of common stock	(99)	(69)
Proceeds from issuance of common stock under employee stock plans	3,538	2
Net cash provided (used in) by financing activities	3,435	(134)
Effects of currency exchange rates on cash, cash equivalent, and restricted cash	436	580
Net decrease in cash, cash equivalents, and restricted cash	(3,243)	(20,704)
Cash, cash equivalents, and restricted cash at the beginning of the period	121,172	156,411
Cash, cash equivalents, and restricted cash at the end of the period	117,929	135,707
Supplemental information:
Cash paid for income taxes	337	165
Reconciliation Of Cash Cash Equivalents And Restricted Cash [Abstract]
Cash and cash equivalents	109,288	116,690
Restricted cash, current	8,179	10,376
Restricted cash, non-current	462	8,641
Total cash, cash equivalents, and restricted cash	$ 117,929	$ 135,707