Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	May 31, 2018	May 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 15,299	$ 16,837
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	12,851	12,337
Loss on businesses held-for-sale	6,023
Provision for uncollectible accounts receivable	(2,407)	(408)
Deferred income taxes	(687)	(1,383)
Share-based compensation expense	2,942	2,798
Other, net	473	226
Changes in assets and liabilities:
Receivables	(29,826)	(5,737)
Inventories	(8,247)	(13,217)
Prepaid expenses and other current assets	(971)	3,255
Accounts payable	1,901	8,182
Other current liabilities	10,058	4,734
Other noncurrent assets and liabilities	766	(3,158)
Net cash provided by operating activities	8,175	24,466
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant, and equipment	(6,920)	(6,219)
Proceeds from settlement of net investment hedges	101	2,054
Payments for settlement of net investment hedges	(3,089)	(948)
Other investing activities, net	241	137
Net cash used in investing activities	(9,667)	(4,976)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from exercise of stock options	2,788	2,455
Common stock withheld for payroll tax obligations	(833)	(635)
Principal payments on long-term debt	(150)	(147)
Dividends paid	(9,671)	(9,280)
Net cash used in financing activities	(7,866)	(7,607)
Effect of exchange rate changes on cash and cash equivalents	(483)	83
Net change in cash and cash equivalents	(9,841)	11,966
Cash and cash equivalents, beginning of period	121,620	101,246
Cash and cash equivalents, end of period	111,779	113,212
SUPPLEMENTAL CASH FLOW INFORMATION
Income taxes paid	6,087	8,772
Interest paid	$ 2,358	$ 2,423