CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2014
Operating activities:
Net earnings (loss)	$ 80,110	$ 2,987	$ (45,968)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	32,432	39,458	44,598
Non-cash portion of restructuring charges	0	4,164	566
Non-cash portion of stock-based compensation expense	8,154	4,471	5,214
Goodwill and Intangible Asset Impairment, Including Discontinued Operations	0	46,867	148,551
Loss on sales of businesses, net	0	426	1,238
Deferred income taxes	2,085	(7,233)	(27,516)
Changes in operating assets and liabilities (net of effects of business acquisitions/divestitures):
Accounts receivable	8,159	1,317	(3,600)
Inventories	4,833	(763)	(12,608)
Prepaid expenses and other assets	475	9,188	(278)
Accounts payable and accrued liabilities	3,928	(8,516)	(20,508)
Income taxes	(1,200)	982	3,731
Net cash provided by operating activities	138,976	93,348	93,420
Investing activities:
Purchases of property, plant and equipment	(17,140)	(26,673)	(43,398)
Sales of businesses, net of cash retained	0	6,111	54,242
Other	1,724	6,197	(637)
Net cash (used in) provided by investing activities	(15,416)	(14,365)	10,207
Financing activities:
Payment of dividends	(40,808)	(40,976)	(40,487)
Proceeds from issuance of common stock	5,246	1,644	12,113
Purchase of treasury stock	(23,552)	0	(30,581)
Proceeds from borrowings on line of credit	96,276	83,382	73,334
Repayment of borrowing on line of credit	(91,759)	(32,314)	(62,398)
Principal payments on debt	(42,514)	(42,514)	(61,264)
Payments of Debt Issuance Costs	(803)	0	0
Income tax on equity-based compensation, and other	(1,662)	(1,374)	(6,104)
Net cash used in financing activities	(99,576)	(32,152)	(115,387)
Effect of exchange rate changes on cash	2,752	(14,173)	2,536
Net increase (decrease) in cash and cash equivalents	26,736	32,658	(9,224)
Cash and cash equivalents, beginning of period	114,492	81,834	91,058
Cash and cash equivalents, end of period	141,228	114,492	81,834
Cash paid during the period for:
Interest	8,528	11,164	14,594
Income taxes paid	$ 28,497	$ 25,024	$ 33,043