CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2015
Operating activities:
Net earnings	$ 95,645	$ 80,110	$ 2,987
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	27,303	32,432	39,458
Non-cash portion of restructuring charges	0	0	4,164
Non-cash portion of stock-based compensation expense	9,495	8,154	4,471
Goodwill and Intangible Asset Impairment, Including Discontinued Operations	0	0	46,867
Loss on sales of businesses, net	0	0	426
Deferred income taxes	(8,618)	2,085	(7,233)
Changes in operating assets and liabilities (net of effects of business acquisitions/divestitures):
Accounts receivable	766	8,159	1,317
Inventories	(5,687)	4,833	(763)
Prepaid expenses and other assets	1,812	475	9,188
Accounts payable and accrued liabilities	22,255	3,928	(8,516)
Income taxes	1,061	(1,200)	982
Net cash provided by operating activities	144,032	138,976	93,348
Investing activities:
Purchases of property, plant and equipment	(15,167)	(17,140)	(26,673)
Sales of businesses, net of cash retained	0	0	6,111
Other	(86)	1,724	6,197
Net cash used in investing activities	(15,253)	(15,416)	(14,365)
Financing activities:
Payment of dividends	(41,880)	(40,808)	(40,976)
Proceeds from exercise of stock options	19,728	5,246	1,644
Purchase of treasury stock	0	(23,552)	0
Proceeds from borrowings on line of credit	180,320	96,276	83,382
Repayment of borrowing on line of credit	(244,268)	(91,759)	(32,314)
Principal payments on debt	(49,302)	(42,514)	(42,514)
Payments of Debt Issuance Costs	0	(803)	0
Income tax on equity-based compensation, and other	(839)	(1,662)	(1,374)
Net cash used in financing activities	(136,241)	(99,576)	(32,152)
Effect of exchange rate changes on cash and cash equivalents	178	2,752	(14,173)
Net (decrease) increase in cash and cash equivalents	(7,284)	26,736	32,658
Cash and cash equivalents, beginning of period	141,228	114,492	81,834
Cash and cash equivalents, end of period	133,944	141,228	114,492
Cash paid during the period for:
Interest	5,766	8,528	11,164
Income taxes	$ 31,885	$ 28,497	$ 25,024