Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net loss	$ (89,532)	$ (42,026)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	8,360	4,093
Amortization and impairment of internal-use software	1,052	545
Stock-based compensation expense	30,462	9,637
Change in fair value of warrant liabilities	0	534
Gain on sale of fixed assets	9	0
Gain on lease termination	0	(15)
Changes in operating assets and liabilities:
Accounts receivable	460	(6,923)
Inventories	(673)	(9,033)
Deferred cost of revenue	1,154	(638)
Prepaid expenses and other current assets	7,259	(1,057)
Operating lease right-of-use assets	1,833	1,812
Other assets	(765)	101
Accounts payable (related party amounts of $ (12,567) and $2,182 for the three months ended June 30, 2022 and 2021, respectively)	(19,154)	5,721
Accrued expenses and other current liabilities (related party amounts of $3,310 and $(134) for the three months ended June 30, 2022 and 2021, respectively)	2,454	(286)
Deferred revenue (related party amounts of $(8,246) and $(11,209) for the three months ended June 30, 2022 and 2021, respectively)	(13,116)	(5,152)
Operating lease liabilities	(2,179)	(1,868)
Other liabilities	(664)	22
Net cash used in operating activities	(73,040)	(44,533)
Cash flows from investing activities:
Purchases of property and equipment	(1,614)	(666)
Capitalized internal-use software costs	(1,286)	(721)
Net cash used in investing activities	(2,900)	(1,387)
Cash flows from financing activities:
Proceeds from exercise of stock options	1,533	2,720
Payments of deferred offering costs	0	(29,071)
Proceeds from issuance of common stock upon Merger	0	309,720
Proceeds from PIPE (related party amounts of nil and $25,000 for the three months ended June 30, 2022 and 2021, respectively)	0	250,000
Net cash provided by financing activities	1,533	533,369
Effect of exchange rates on cash	623	0
Net increase (decrease) in cash and restricted cash	(73,784)	487,449
Cash and restricted cash—beginning of period	561,755	290,862
Cash and restricted cash—end of period	487,971	778,311
Supplemental disclosures of non-cash investing and financing activities:
Purchases of property and equipment during the period included in accounts payable and accrued expenses	28	777
Stock-based compensation capitalized for internal-use software costs	573	168
Reclassification of deferred offering costs	0	3,971
Assumption of merger warrants liability	0	75,415
Deferred offering costs during the period included in accounts payable and accrued expenses	0	1,571
Conversion of redeemable convertible preferred stock to common stock	0	837,351
Cash	479,398	769,938
Restricted cash, current	1,599	1,399
Restricted cash, non-current	6,974	6,974
Total cash and restricted cash	$ 487,971	$ 778,311