Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2022	Apr. 30, 2021
Current Assets:
Cash and cash equivalents	$ 240,529	$ 103,757
Accounts receivable	21,693	13,645
Inventories	26,122	7,104
Contract assets	9,801	4,562
Prepaid expenses and other current assets	3,648	8,731
Total current assets	301,793	137,799
Property and equipment, net	23,630	14,231
Right of use assets	3,618	0
Other non-current assets	5,185	3,460
Total assets	334,226	155,490
Current Liabilities:
Accounts payable	7,017	3,590
Accrued compensation and benefits	2,317	1,549
Accrued expenses and other current liabilities	10,322	3,277
Deferred revenue	6,184	4,116
Total current liabilities	25,840	12,532
Non-current operating lease liabilities	2,274	0
Other non-current liabilities	423	424
Total liabilities	28,537	12,956
Commitments and contingencies (Note 7)
Convertible preferred shares, $0.00005 par value; 50,000 shares authorized; no shares issued and outstanding at January 31, 2022; and 50,809 shares authorized; 50,809 shares issued and outstanding at April 30, 2021 (Liquidation preference of $198,912 as of April 30, 2021)	0	197,965
Shareholders' equity (deficit):
Ordinary shares, $0.00005 par value; 1,000,000 shares authorized; 141,020 shares issued and outstanding at January 31, 2022; and 136,658 shares authorized; 68,282 shares issued and outstanding at April 30, 2021	7	3
Additional paid in capital	390,734	12,592
Accumulated other comprehensive income	22	227
Accumulated deficit	(85,074)	(68,253)
Total shareholders' equity (deficit)	305,689	(55,431)
Total liabilities, convertible preferred shares and shareholders' equity (deficit)	$ 334,226	$ 155,490