CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Feb. 29, 2024	May 31, 2023
Current assets:
Cash and cash equivalents	$ 47,581	$ 30,054
Short-term investments	0	17,853
Accounts receivable, net	5,468	16,594
Inventories	38,085	23,908
Prepaid expenses and other current assets	1,215	621
Total current assets	92,349	89,030
Property and equipment, net	3,150	2,759
Operating lease right-of-use assets, net	5,863	6,123
Other non-current assets	234	231
Total assets	101,596	98,143
Current liabilities:
Accounts payable	4,979	9,206
Accrued expenses	3,287	4,143
Operating lease liabilities, short-term	428	137
Deferred revenue, short-term	486	2,822
Total current liabilities	9,180	16,308
Operating lease liabilities, long-term	5,878	6,163
Deferred revenue, long-term	0	31
Other long-term liabilities	41	41
Total liabilities	15,099	22,543
Shareholders' equity:
Preferred stock, $0.01 par value: Authorized: 10,000 shares; Issued and outstanding: none	0	0
Common stock, $0.01 par value: Authorized: 75,000 shares; Issued and outstanding: 28,906 shares and 28,539 shares at February 29, 2024 and May 31, 2023, respectively	289	285
Additional paid-in-capital	129,366	127,776
Accumulated other comprehensive loss	(144)	(155)
Accumulated deficit	(43,014)	(52,306)
Total shareholders' equity	86,497	75,600
Total liabilities and shareholders' equity	$ 101,596	$ 98,143