CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Operating activities:
Net income	$ 197,215	$ 174,857	$ 149,979	$ 129,659
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	29,873	32,370	34,182
Stock-based compensation expense	7,361	7,508	10,504
Gain on sale of business	0	(3,770)	0
Deferred income taxes	(9,399)	(12,472)	(1,645)
Other	1,401	(308)	1,197
Changes in operating assets and liabilities (net of effects of business acquisitions):
Accounts receivable	(6,581)	2,380	(25,330)
Inventories	21,697	14,972	(62,907)
Prepaid expenses and other assets	(743)	(1,023)	807
Accounts payable and accrued liabilities	19,198	(9,459)	6,826
Income taxes	(4,948)	4,094	4,836
Net cash provided by operating activities	255,074	209,149	118,449
Investing activities:
Purchases of property, plant and equipment	(79,892)	(19,226)	(43,138)
Sale of business	0	8,000	0
Other	(1,155)	12	67
Net cash used in investing activities	(81,047)	(11,214)	(43,071)
Financing activities:
Payment of dividends	(45,060)	(45,404)	(45,931)
Proceeds from exercise of stock options	8,186	4,091	1,082
Payments for employee taxes withheld from stock-based awards	(2,797)	(2,041)	(5,127)
Purchase of treasury stock	(72,225)	(74,996)	(109,229)
Proceeds from borrowing on credit facilities	175,103	127,660	243,716
Repayments of Lines of Credit	133,884	172,944	186,716
Other	149	66	116
Net cash used in financing activities	(70,528)	(163,568)	(102,089)
Effect of exchange rate changes on cash and cash equivalents	(4,913)	3,096	(6,555)
Net increase (decrease) in cash and cash equivalents	98,586	37,463	(33,266)
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Beginning Balance	151,532	114,069	147,335
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance	250,118	151,532	114,069	$ 147,335
Supplemental Cash Flow Information
Interest	2,930	3,408	1,082
Income taxes	$ 62,073	$ 58,829	$ 33,834