CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Operating activities:
Net income	$ 174,857	$ 149,979	$ 129,659
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	32,370	34,182	25,483
Stock-based compensation expense	7,508	10,504	10,098
Gain on sale of business	(3,770)	0	0
Deferred income taxes	(12,472)	(1,645)	(8,965)
Equity in losses of unconsolidated affiliate	0	0	5,754
Other	(308)	1,197	(831)
Changes in operating assets and liabilities (net of effects of business acquisitions):
Accounts receivable	2,380	(25,330)	(12,614)
Inventories	14,972	(62,907)	7,298
Prepaid expenses and other assets	(1,023)	807	(4,498)
Accounts payable and accrued liabilities	(9,459)	6,826	58,283
Income taxes	4,094	4,836	(4,002)
Net cash provided by operating activities	209,149	118,449	205,665
Investing activities:
Purchases of property, plant and equipment	(19,226)	(43,138)	(27,189)
Sale of business	8,000	0	0
Acquisition of businesses, net of cash acquired	0	0	(243,983)
Other	12	67	2,580
Net cash used in investing activities	(11,214)	(43,071)	(268,592)
Financing activities:
Payment of dividends	(45,404)	(45,931)	(45,746)
Proceeds from exercise of stock options	4,091	1,082	1,765
Payments for employee taxes withheld from stock-based awards	(2,041)	(5,127)	(2,783)
Purchase of treasury stock	(74,996)	(109,229)	(3,593)
Proceeds from borrowing on credit facilities	127,660	243,716	101,957
Repayments of Lines of Credit	172,944	186,716	63,957
Other	66	116	33
Net cash used in financing activities	(163,568)	(102,089)	(12,324)
Effect of exchange rate changes on cash and cash equivalents	3,096	(6,555)	4,943
Net increase (decrease) in cash and cash equivalents	37,463	(33,266)	(70,308)
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Beginning Balance	114,069	147,335	217,643
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance	151,532	114,069	147,335
Supplemental Cash Flow Information
Interest	3,408	1,082	373
Income taxes	$ 58,829	$ 33,834	$ 46,852