CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2023	Apr. 30, 2023	Jul. 31, 2022
Cash flows from operating activities:
Net loss	$ 8,149	$ 7,460	$ (10,968)
Loss from discontinued operations, net of tax	0	0	1,712
Net income (loss) from continuing operations	8,149	7,460	(9,256)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	456	1,427	2,220
Amortization of intangible assets	911	0	0
Amortization of deferred financing costs	0	36	102
Accretion of debt discount	0	1,688	1,704
Share-based compensation	236	529	701
Deferred taxes	(250)	0	9,041
Non-cash lease expense	2,208	6,760	9,425
Bad debt expense (recovery)	(297)	1,136	(5)
Other gains, net	(5,687)	(3,962)	(4,087)
Non-cash impact of application of pushdown accounting	8,079	0	0
Changes in operating assets and liabilities:
Accounts receivable, net	8,409	2,933	(5,251)
Inventories, net	(1,567)	1,440	323
Prepaid expenses and other current assets	905	(1,237)	1,065
Accounts payable and accrued expenses	(1,690)	(3,886)	801
Refundable and accrued income taxes, net	(214)	(829)	(471)
Other assets and liabilities	(11,125)	(4,495)	(9,446)
Net cash provided by (used in) operating activities	8,523	9,000	(3,134)
Cash flows from investing activities:
Additions to property and equipment	(807)	(1,311)	(1,485)
Proceeds from the disposition of property and equipment	1	166	0
Proceeds from the sale of securities	53,644	1,881	0
Net cash provided by (used in) investing activities	52,838	736	(1,485)
Cash flows from financing activities:
Series C redeemable preferred stock dividend payments	(537)	(1,593)	(2,129)
Payment of deferred financing costs	0	(149)	(95)
Repayments on capital lease obligations	0	(38)	(73)
Repayments on debt	(1,000)	(1,000)	0
Payments for fractional shares resulting from the Reverse/Forward stock split	(2,288)	0	0
Net cash used in financing activities	(3,825)	(2,780)	(2,297)
Net effect of exchange rate changes on cash and cash equivalents	(29)	895	(1,368)
Net increase (decrease) in cash, cash equivalents and restricted cash	57,507	7,851	(8,284)
Cash, cash equivalents and restricted cash, beginning of period	65,896	58,045	66,329
Cash, cash equivalents and restricted cash, end of period	123,403	65,896	58,045
Cash flows from discontinued operations:
Operating activities	0	0	(6,738)
Investing activities	0	0	625
Financing activities	0	0	4,230
Net cash (used in) provided by discontinued operations	$ 0	$ 0	$ (1,883)