Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Nov. 30, 2023	Aug. 31, 2023	Nov. 30, 2022
Current assets:
Cash and cash equivalents	$ 159,381	$ 160,755	$ 99,168
Marketable securities	16,278	5,556	11,424
Receivables, net of allowance of $5,052, $4,774, and $5,048	143,049	144,774	157,116
Inventories, net	164,144	155,932	188,404
Other current assets, net	18,450	20,467	25,295
Total current assets	501,302	487,484	481,407
Property, plant, and equipment:
Cost	265,337	257,741	243,006
Less accumulated depreciation	(161,519)	(158,060)	(149,488)
Property, plant, and equipment, net	103,818	99,681	93,518
Intangibles, net	27,005	27,719	17,760
Goodwill	84,029	83,121	67,295
Operating lease right-of-use assets	17,544	17,036	18,477
Deferred income tax assets	12,712	10,885	8,117
Other noncurrent assets	17,508	19,734	21,722
Total assets	763,918	745,660	708,296
Current liabilities:
Accounts payable	52,242	44,278	58,535
Current portion of long-term debt	227	226	223
Other current liabilities	89,502	91,604	89,827
Total current liabilities	141,971	136,108	148,585
Pension benefits liabilities	4,308	4,382	4,812
Long-term debt	115,120	115,164	115,297
Operating lease liabilities	17,746	17,689	19,161
Deferred income tax liabilities	695	689	693
Other noncurrent liabilities	17,218	15,977	14,960
Total liabilities	297,058	290,009	303,508
Shareholders' equity:
Preferred stock of $1 par value - authorized 2,000 shares; no shares issued and outstanding	0	0	0
Common stock of $1 par value - authorized 25,000 shares; 19,115, 19,090, and 19,094 shares issued, respectively	19,115	19,094	19,090
Capital in excess of stated value	98,628	98,508	93,079
Retained earnings	647,455	636,297	593,475
Less treasury stock - at cost, 8,083 shares	(277,238)	(277,238)	(277,238)
Accumulated other comprehensive loss, net	(21,100)	(21,010)	(23,618)
Total shareholders' equity	466,860	455,651	404,788
Total liabilities and shareholders' equity	$ 763,918	$ 745,660	$ 708,296