Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022
Operating activities:
Net income	$ 21,185	$ 21,308
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,398	1,491
Bad debt expense	614	38
Unrealized (gain) loss on trading securities	(448)	351
Deferred tax provision	(277)	333
Increase (decrease) in cash from changes in:
Trade accounts receivable	(2,631)	(10,746)
Inventory	(7,462)	(8,360)
Prepaid expenses and other assets	829	2,069
Operating lease right-of-use assets	401	695
Trade accounts payable	(1,150)	6,390
Accrued expenses and other current liabilities	1,355	4,056
Operating lease liabilities	(392)	(621)
Net cash provided by operating activities	13,422	17,004
Investing activities:
Additions to property, equipment, and leasehold improvements	(960)	(1,701)
Purchase of marketable securities, trading	(22,855)	(535)
Net cash used in investing activities	(23,815)	(2,236)
Financing activities:
Repayments on long-term debt	(116)	(114)
Preferred stock dividend	(76)	(76)
Bank overdraft	1,893	(1,041)
Net cash provided by (used in) financing activities	1,701	(1,231)
Effect of foreign currency exchange rate changes on cash and cash equivalents	(136)	(606)
Net (decrease) increase in cash, cash equivalents, and restricted cash	(8,828)	12,931
Cash, cash equivalents, and restricted cash - beginning of period	17,396	4,465
Cash, cash equivalents, and restricted cash - end of period	8,568	17,396
Supplemental disclosures of cash flow information:
Cash paid for interest	202	205
Cash paid for income taxes	$ 7,473	$ 3,222