CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net loss	$ (86,230)	$ (80,326)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	5,771	5,690
Amortization of intangible assets	2,551	4,055
Amortization of capitalized internal-use software costs	14,713	12,893
Amortization of debt discount and issuance costs	8,855	8,317
Amortization of deferred sales commission costs	16,857	12,764
Allowance for credit losses	645	2,994
Operating lease expense, net of accretion	6,795	7,585
Stock-based compensation expense	72,422	48,101
Other	853	467
Changes in assets and liabilities:
Accounts receivable	(1,100)	(6,290)
Deferred sales commission costs	(23,489)	(26,811)
Other current and non-current assets	(835)	(7,532)
Accounts payable and accruals	(9,860)	1,350
Deferred revenue	1,183	3,675
Net cash provided by (used in) operating activities	9,131	(13,068)
Cash flows from investing activities:
Purchases of property and equipment	(2,358)	(4,171)
Capitalized internal-use software costs	(11,613)	(16,158)
Purchases of investments	(56,049)	(17,968)
Sales of investments	10,299	219
Proceeds from maturities of investments	30,967	30,071
Acquisition of businesses, net of cash acquired	0	(3,459)
Net cash used in investing activities	(28,754)	(11,466)
Cash flows from financing activities:
Finance lease payments	(8)	(70)
Tax-related withholding of common stock	(128)	(69)
Proceeds from issuance of common stock under employee stock plans	10,328	4,710
Net cash provided by financing activities	10,192	4,571
Effects of currency exchange rates on cash, cash equivalent, and restricted cash	(111)	958
Net decrease in cash, cash equivalents, and restricted cash	(9,542)	(19,005)
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	111,630	137,406
Supplemental information:
Cash paid for income taxes	578	406
Cash paid for interest	906	906
Reconciliation Of Cash Cash Equivalents And Restricted Cash [Abstract]
Cash and cash equivalents	102,989	121,848
Restricted cash, current	8,179	6,917
Restricted cash, non-current	462	8,641
Total cash, cash equivalents, and restricted cash	$ 111,630	$ 137,406