Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2018	Oct. 31, 2017
Cash flows from operating activities:
Net income	$ 13,953	$ 128,406
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	10,467	9,140
Amortization of intangibles	12,591	13,558
Amortization of debt issuance costs	393	393
Foreign currency forward contract loss	42,555
Deferred income tax benefit	(751)	(5,356)
Gain on disposition of property, plant and equipment	(30)	(1,470)
Stock-based compensation expense	4,530	4,318
Changes in assets and liabilities:
Accounts receivable	(16,556)	(152,921)
Inventories	(27,437)	(56,840)
Prepaid income taxes, expenses and other	(17,011)	(2,409)
Accounts payable	(29,150)	33,471
Accrued liabilities	(10,218)	39,892
Long-term liabilities and other	830	3,233
Net cash provided by (used in) operating activities	(15,834)	13,415
Cash flows from investing activities:
Purchases of property, plant and equipment	(34,453)	(34,283)
Proceeds from dispositions of property, plant and equipment	61	3,526
Other		641
Net cash used in investing activities	(34,392)	(30,116)
Cash flows from financing activities:
Principal payments on revolving credit facility		(55,000)
Principal payments on capital lease obligations	(102)	(94)
Net cash used in financing activities	(102)	(55,094)
Net decrease in cash and cash equivalents	(50,328)	(71,795)
Cash and cash equivalents, beginning of period	275,249	223,258
Cash and cash equivalents, end of period	224,921	151,463
Supplemental cash flow information:
Income taxes paid	45,203	73,720
Interest paid	458	1,161
Non-cash investing and financing transactions:
Capital expenditures in accounts payable	3,063	4,075
Regular quarterly dividends payable	$ 20,595	$ 19,497