Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net loss	$ (69,400)	$ (104,624)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	3,987	6,868
Amortization and impairment of internal-use software	1,799	1,248
Stock-based compensation expense	21,577	51,100
Gain on disposal of property and equipment	(44)	(5)
Changes in operating assets and liabilities:
Accounts receivable, net (includes related party amounts of nil and $18 for the three months ended June 30, 2024 and 2023, respectively)	2,226	(2,227)
Inventories	(2,283)	(1,568)
Deferred cost of revenue	(254)	(1,925)
Prepaid expenses and other current assets	378	(1,928)
Operating lease right-of-use assets	1,878	1,749
Other assets	728	408
Accounts payable (includes related party amounts of $1,062 and $325 for the three months ended June 30, 2024 and 2023, respectively)	(309)	(2)
Accrued expenses and other current liabilities (includes related party amounts of $(4,300) and $(3,215) for the three months ended June 30, 2024 and 2023, respectively)	581	(1,889)
Deferred revenue (includes related party amounts of $(181) and $(10,670) for the three months ended June 30, 2024 and 2023, respectively)	(1,812)	(14,398)
Operating lease liabilities	(2,351)	(2,070)
Other liabilities	29	(92)
Net cash used in operating activities	(43,270)	(69,355)
Cash flows from investing activities:
Purchases of property and equipment	(366)	(419)
Proceeds from sale of property and equipment	148	5
Capitalized internal-use software costs	(938)	(2,281)
Net cash used in investing activities	(1,156)	(2,695)
Cash flows from financing activities:
Proceeds from exercise of stock options	58	69
Payments of deferred offering costs	(1)	(62)
Payments for taxes related to net share settlement of equity awards	(48)	(121)
Net cash provided by (used in) financing activities	9	(114)
Effect of exchange rates on cash and cash equivalents	0	(334)
Net decrease in cash, cash equivalents and restricted cash	(44,417)	(72,498)
Cash, cash equivalents and restricted cash—beginning of period	224,861	395,222
Cash, cash equivalents and restricted cash—end of period	180,444	322,724
Supplemental disclosures of non-cash investing and financing activities:
Purchases of property and equipment included in accounts payable and accrued expenses	111	176
Stock-based compensation capitalized for internal-use software costs	414	1,188
Deferred offering costs during the period included in accounts payable and accrued expenses	0	100
Reconciliation of cash, cash equivalents, and restricted cash within the condensed consolidated balance sheets to the amounts shown in the condensed consolidated statements of cash flows above:
Cash and cash equivalents	169,971	314,351
Restricted cash, current	1,499	1,399
Restricted cash, noncurrent	8,974	6,974
Total cash, cash equivalents and restricted cash	$ 180,444	$ 322,724