Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 10,742	$ 5,230
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,368	3,523
Non-cash stock-based compensation	1,108	794
Deferred income taxes	174	168
Provision for bad debts and cash discounts	28	55
Accretion of Asset Retirement Obligation	53	40
Impairment of Goodwill	0	0
Loss on the disposals of property, plant and equipment	26	54
(Increase) Decrease in assets:
Accounts receivable	(1,487)	(1,622)
Inventories	(1,374)	(5,202)
Prepaid expenses	154	59
Other assets	341	443
Increase (Decrease) in liabilities:
Accounts payable	(1,289)	1,854
Accrued expenses	(4,365)	(1,601)
Deferred compensation	512	(400)
Other liabilities	(427)	(581)
Total Adjustments	(2,178)	(2,416)
Net Cash Provided by Operating Activities	8,564	2,814
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(8,064)	(6,737)
Net Cash Used in Investing Activities	(8,064)	(6,737)
CASH FLOWS FROM FINANCING ACTIVITIES
Dividends paid	(1,927)	(1,851)
Purchase of treasury stock	(872)	(92)
Net Cash Used in Financing Activities	(2,799)	(1,943)
Effect of exchange rate changes on Cash and Cash Equivalents	124	38
Net Decrease in Cash and Cash Equivalents	(2,175)	(5,828)
Cash and Cash Equivalents, Beginning of Period	31,754	16,298
Cash and Cash Equivalents, End of Period	29,579	10,470
Supplemental disclosure of non-cash investing and financing activities:
Income tax payments (refunds)	12	(87)
Capital expenditures accrued, but not paid	3,532	1,381
Cash dividends declared and accrued, but not paid	$ 1,953	$ 1,860