CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Operating activities:
Net income	$ 77,427	$ 68,861
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	17,117	16,996
Stock-based compensation expense	4,381	7,170
Deferred income taxes	(5,234)	(788)
Other	(908)	(812)
Changes in operating assets and liabilities:
Accounts receivable	280	(7,216)
Inventories	(1,287)	(34,360)
Prepaid expenses and other assets	(3,502)	(1,148)
Accounts payable and accrued liabilities	(29,156)	(25,357)
Income taxes	(1,734)	982
Net cash provided by operating activities	57,384	24,328
Investing activities:
Purchases of property, plant and equipment	(8,167)	(16,440)
Other	11	59
Net cash used in investing activities	(8,156)	(16,381)
Financing activities:
Payment of dividends	(22,793)	(23,249)
Proceeds from exercise of stock options	2,688	374
Payments for employee taxes withheld from stock-based awards	(1,509)	(5,025)
Purchase of treasury stock	(17,861)	(21,720)
Proceeds from borrowing on credit agreement	71,036	131,216
Repayment of borrowing on credit agreement	(88,755)	(86,216)
Other	66	115
Net cash used in financing activities	(57,128)	(4,505)
Effect of exchange rate changes on cash and cash equivalents	2,041	(3,370)
Net (decrease) increase in cash and cash equivalents	(5,859)	72
Cash and cash equivalents, beginning of period	114,069	147,335
Cash and cash equivalents, end of period	$ 108,210	$ 147,407