CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	May 31, 2017	May 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 30,601	$ 21,952
Adjustments to reconcile net income to net cash provided by operating activities
Gain on sale of real estate	(860)
Loss on write-down of certain assets under construction		365
Gain on sale of businesses	(2,013)	(1,031)
Depreciation	3,859	4,282
Amortization	6,816	5,774
Cost of sale of inventory step-up	190
Provision for (recovery of) allowance for doubtful accounts	(129)	235
Stock-based compensation	1,659	941
Realized gain on restricted investments	(55)	(65)
Decrease in cash surrender value of life insurance		135
Excess tax expense from stock-based compensation		(855)
Deferred taxes	8
Increase (decrease) from changes in assets and liabilities
Accounts receivable	1,448	306
Inventory	(2,550)	2,659
Prepaid expenses and other assets	(1,003)	(643)
Accounts payable	409	(1,045)
Accrued compensation and other expenses	(1,369)	(1,455)
Accrued income taxes	1,325	287
Net cash provided by operating activities	38,336	31,842
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of property, plant and equipment	(2,198)	(1,377)
(Cost to acquire) retirements of intangible assets	(81)	13
Payment for acquisition	(30,270)
Proceeds from sale of real estate	2,122
Net proceeds from sale of businesses	3,687	1,729
Increase in restricted investments	(123)	(109)
Proceeds from settlement of life insurance policy	1,504
Payments for cash surrender value life insurance		(137)
Net cash (used in) provided by investing activities	(25,359)	119
CASH FLOWS FROM FINANCING ACTIVITIES
Payments of principal on debt	(23,400)	(6,300)
Dividend paid	(6,532)	(5,999)
Proceeds from exercise of common stock options	95	124
Payments of taxes on stock options and restricted stock	(2,014)	(1,219)
Excess tax benefit from stock-based compensation		855
Net cash used in financing activities	(31,851)	(12,539)
INCREASE (DECREASE) IN CASH & CASH EQUIVALENTS	(18,874)	19,422
Effect of foreign exchange rates on cash	(407)	(894)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	73,411	43,819
CASH AND CASH EQUIVALENTS, END OF PERIOD	54,130	62,347
Non-cash Investing and Financing Activities
Common stock received for payment of stock option exercises	1,158	1,317
Property, plant & equipment additions included in accounts payable	$ 65	$ 218