UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Oct. 31, 2024	Oct. 31, 2023
Operating activities:
Net income (loss)	$ 2,041	$ (4,637)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Stock-based compensation	267	476
Depreciation and amortization expense	848	929
Loss on disposal of equipment	0	65
Operating lease right-of use assets	583	502
Allowance for doubtful accounts and reversal of provision for credit losses	(280)	234
Changes in operating assets and liabilities:
Accounts receivable	(664)	53
Prepaid expenses and other current assets	635	548
Other long term assets	0	(169)
Accounts payable	(947)	(800)
Accrued liabilities	74	(245)
Operating lease liabilities	(655)	(549)
Deferred revenue	(1,874)	191
Net cash provided by (used in) operating activities	28	(3,402)
Investing activities:
Purchase of property and equipment	(94)	(747)
Net cash used in investing activities	(94)	(747)
Financing activities:
Proceeds from exercise of options	276	252
Finance lease payments	(74)	(74)
Repurchases of common stock	0	(634)
Net cash provided by (used in) financing activities	202	(456)
Increase (decrease) in cash	136	(4,605)
Cash at beginning of period	2,618	10,118
Cash at end of period	$ 2,754	$ 5,513