CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Cash flows from operating activities:
Net income (loss)	$ 9,782	$ 4,431
Adjustments to reconcile net income to cash flows from operating activities:
Depreciation	885	924
Amortization of finite-lived intangible assets	1,768	0
Amortization of deferred financing costs	0	24
Accretion of debt discount	0	1,056
Share-based compensation	297	355
Non-cash lease expense	4,479	4,488
Bad debt expense	0	964
Other (gains) losses, net	(898)	74
Changes in operating assets and liabilities:
Accounts receivable, net	(802)	2,734
Inventories, net	640	(493)
Prepaid expenses and other current assets	(1,449)	(1,536)
Accounts payable and accrued expenses	(4,868)	(1,016)
Refundable and accrued income taxes, net	(510)	(845)
Other assets and liabilities	(2,663)	(1,572)
Net cash provided by operating activities	6,661	9,588
Cash flows from investing activities:
Purchases of investments	(5,519)	0
Proceeds from sales of investments	157,468	0
Additions of property and equipment	(1,700)	(866)
Proceeds from the disposition of property and equipment	0	16
Net cash provided by (used in) investing activities	150,249	(850)
Cash flows from financing activities:
Preferred dividend payments	(1,073)	(1,074)
Repayments on capital lease obligations	0	(38)
Net cash used in financing activities	(1,073)	(1,112)
Net effect of exchange rate changes on cash, cash equivalents and restricted cash	(339)	1,110
Net increase in cash, cash equivalents and restricted cash	155,498	8,736
Cash, cash equivalents and restricted cash, beginning of period	123,403	58,045
Cash, cash equivalents and restricted cash, end of period	278,901	66,781
Cash and cash equivalents, end of period	276,422	62,427
Restricted cash for funds held for clients, end of period	2,479	4,354
Cash, cash equivalents and restricted cash, end of period	$ 278,901	$ 66,781