Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	May 31, 2024	May 31, 2023
Operating activities:
Net income	$ 8,461	$ 15,130
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,247	1,052
Credit loss expense	359	201
Deferred tax provision	51
Net unrealized loss (gain) on trading securities	357	(784)
Impairment on termination of lease	3,906
Changes in current assets and liabilities:
Trade accounts receivable	(7,764)	3,913
Inventory	(11,139)	(7,656)
Prepaid expenses and other assets	98	1,151
Operating lease right-of-use assets	5,490	(1)
Trade accounts payable	8,043	(1,885)
Accrued expenses and other current liabilities	785	(2,397)
Operating lease liabilities	(5,501)	10
Net cash provided by operating activities	4,393	8,734
Investing activities:
Purchase of property, equipment, and leasehold improvements	(32,527)	(646)
Net sales (purchases) of marketable securities, trading	17,466	(23,738)
Net cash used in investing activities	(15,061)	(24,384)
Financing activities:
Repayments on long-term debt	(94)	(87)
Preferred stock dividend	(57)	(57)
Net change in bank overdraft	3,066	(109)
Net cash provided by (used in) financing activities	2,915	(253)
Effect of foreign currency exchange rate changes on cash and cash equivalents	(68)	(135)
Net decrease in cash, cash equivalents, and restricted cash	(7,821)	(16,038)
Cash, cash equivalents, and restricted cash - beginning of period	8,568	17,396
Cash, cash equivalents, and restricted cash - end of period	747	1,358
Supplemental disclosures of cash flow information:
Cash paid for interest	145	152
Cash paid for income taxes	$ 8,276	$ 7,217