CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Operating activities:
Net earnings	$ 59,864	$ 30,109
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	11,909	12,840
Non-cash portion of stock-based compensation expense	7,805	5,897
Deferred income taxes	4,423	26,028
Changes in operating assets and liabilities (net of effects of business acquisitions/divestitures):
Accounts receivable	2,562	(10,945)
Inventories	(6,602)	(4,150)
Prepaid expenses and other assets	(2,310)	(3,153)
Accounts payable and other liabilities	(34,055)	(12,695)
Income taxes	592	(1,471)
Net cash provided by operating activities	44,188	42,460
Investing activities:
Purchases of property, plant and equipment	(12,127)	(8,469)
Other	(452)	(729)
Net cash used in investing activities	(12,579)	(9,198)
Financing activities:
Payments of Dividends	(22,263)	(21,373)
Proceeds from exercise of stock options	17,317	9,948
Proceeds from borrowing on credit facilities	5,737	17,439
Repayment of borrowing on credit facilities	(5,688)	(57,314)
Other	(5,154)	(2,342)
Net cash used in financing activities	(10,051)	(53,642)
Effect of exchange rate changes on cash	(776)	1,763
Net increase (decrease) in cash and cash equivalents	20,782	(18,617)
Cash and cash equivalents, beginning of period	181,427	133,944
Cash and cash equivalents, end of period	$ 202,209	$ 115,327