Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 74,052	$ 66,257	$ 72,379
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	20,896	21,200	19,282
Provision for uncollectible accounts receivable	1,725	694	881
Deferred income taxes	(1,433)	(3,895)	0
Share-based compensation expense	8,059	6,392	6,529
Foreign currency transaction (gain) loss	(718)	(971)	1,126
Other, net	(2,669)	450	1,569
Changes in assets and liabilities:
Receivables	3,448	23,478	(4,926)
Inventories	19,090	(765)	40,954
Other current assets	(784)	(9,543)	4,693
Accounts payable	11,115	(5,958)	(15,274)
Other current liabilities	(4,422)	(8,200)	(9,135)
Other noncurrent assets and liabilities	4,551	6,622	1,629
Net cash provided by operating activities	132,910	95,761	119,707
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(42,496)	(28,979)	(18,775)
Purchases of marketable securities available-for-sale	(14,676)	(18,831)	(4,932)
Proceeds from maturities of marketable securities available-for-sale	15,000	24,633	10,982
Purchase of equity method investment	(5,813)	0	0
Proceeds from settlement of net investment hedge	835	0	0
Payments for settlement of net investment hedge	(98)	0	0
Acquisition of business, net of cash acquired	0	0	(30,842)
Other investing activities, net	(1,326)	(2,764)	(3,850)
Net cash used in investing activities	(48,574)	(25,941)	(47,417)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of common shares	(11,532)	(22,454)	0
Dividends paid	(15,748)	(15,461)	(15,082)
Proceeds from exercise of stock options	1,507	479	32
Common stock withheld for payroll tax obligations	(1,450)	(1,575)	(2,471)
Other financing activities, net	372	370	222
Net cash used in financing activities	(26,851)	(38,641)	(17,299)
Effect of exchange rate changes on cash and cash equivalents	2,211	(1,055)	716
Net change in cash and cash equivalents	59,696	30,124	55,707
Cash and cash equivalents, beginning of period	190,879	160,755	105,048
Cash and cash equivalents, end of period	250,575	190,879	160,755
SUPPLEMENTAL CASH FLOW INFORMATION
Income taxes paid	20,759	22,285	20,305
Interest paid	$ 1,825	$ 3,315	$ 3,907