Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Feb. 29, 2024	Feb. 28, 2023
Operating activities:
Net income	$ 7,277	$ 9,811
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	806	708
Credit loss expense	135	182
Net unrealized (gain) loss on trading securities	267	(621)
Deferred tax provision	40
Impairment on termination of lease	3,906
Changes in current assets and liabilities:
Trade accounts receivable	(468)	2,901
Inventory	(7,483)	(4,658)
Prepaid expenses and other assets	751	1,356
Operating lease right-of-use assets	5,296	(271)
Trade accounts payable	3,404	1,087
Accrued expenses and other current liabilities	(8,166)	(4,842)
Operating lease liabilities	(5,305)	285
Net cash provided by operating activities	460	5,938
Investing activities:
Purchase of property, equipment, and leasehold improvements	(32,208)	(391)
Sale (purchase) of marketable securities, trading	25,283	(17,319)
Net cash used in investing activities	(6,925)	(17,710)
Financing activities:
Repayments on long-term debt	(62)	(58)
Preferred stock dividend	(38)	(38)
Net change in bank overdraft	2,077	(109)
Net cash provided by (used in) financing activities	1,977	(205)
Effect of foreign currency exchange rate changes on cash and cash equivalents	(86)	(85)
Net decrease in cash, cash equivalents, and restricted cash	(4,574)	(12,062)
Cash, cash equivalents, and restricted cash - beginning of period	8,568	17,396
Cash, cash equivalents, and restricted cash - end of period	3,994	5,334
Supplemental disclosures of cash flow information:
Cash paid for interest	145	102
Cash paid for income taxes	$ 8,276	$ 7,544