CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	6 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Operating Activities
Net (loss) earnings	$ 7,780,000	$ 4,283,000
Net (Loss) Earnings from Discontinued Operations	(626,000)	(6,007,000)
Net Earnings from Continuing Operations	8,406,000	10,290,000
Adjustments to reconcile net earnings to net cash provided by operating activities:
Impairment & divestiture (benefits) charges, net of tax	482,000	(1,629,000)
Depreciation and amortization	10,966,000	10,056,000
Stock-based compensation expense	5,228,000	5,945,000
Benefit for deferred income taxes	(398,000)	(1,094,000)
Amortization of debt issuance costs	240,000	1,132,000
Other non-cash charges	514,000	409,000
Changes in components of working capital and other, excluding acquisitions and divestitures:
Accounts receivable	(9,920,000)	13,956,000
Inventories	(1,505,000)	(1,898,000)
Trade accounts payable	4,114,000	(14,364,000)
Prepaid expenses and other assets	(7,047,000)	(3,103,000)
Income tax accounts	692,000	(9,927,000)
Accrued compensation and benefits	3,785,000	(8,012,000)
Other accrued liabilities	(2,057,000)	(10,065,000)
Cash provided by (used in) operating activities, Continuing Operations	13,500,000	(8,304,000)
Cash (used in) provided by operating activities, Discontinued Operations	(254,000)	(20,437,000)
Cash (Used in) Provided By Operating Activities	13,246,000	(28,741,000)
Investing Activities
Capital expenditures	(5,630,000)	(6,967,000)
Proceeds from sale of property, plant and equipment	595,000	450,000
Lease buyout for divested business	0	(575,000)
Proceeds from sale of business/product line	0	8,726,000
Cash paid for business acquisitions, net of cash acquired	0	33,444,000
Cash used in investing activities, Continuing Operations	(5,035,000)	(31,810,000)
Cash Provided by Investing Activities, Discontinued Operations	0	208,391,000
Cash Provided by Investing Activities	(5,035,000)	176,581,000
Financing Activities
Borrowings on Revolving Credit	10,000,000	100,000,000
Principal Repayment on Revolving Credit Facility	(55,000,000)	(100,000,000)
Stock Repurchases	0	(17,805,000)
Taxes paid related to the net share settlement of equity awards	(1,981,000)	(4,063,000)
Stock option exercises and other	182,000	2,888,000
Cash dividend	(2,394,000)	(2,419,000)
Net Cash Used in Financing Activities, Continuing Operations	(49,193,000)	(196,399,000)
Cash Used in Financing Activities, Discontinued Operations	750,000	0
Cash used in financing activities	(48,443,000)	(196,399,000)
Effect of exchange rate changes on cash	3,316,000	845,000
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total	(36,916,000)	(47,714,000)
Cash and cash equivalents - beginning of period	152,170,000	211,151,000
Cash and cash equivalents - end of period	115,254,000	163,437,000
Principal Repayments on Term Loan	$ 0	$ (175,000,000)