Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2020	Oct. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 3,949	$ 3,460
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,504	3,469
Stock-based compensation	784	969
Deferred income taxes	714	(31)
Provision for bad debts and cash discounts	(60)	189
(Gain) Loss on the sale of fixed assets	(1)	40
(Increase) Decrease in assets:
Accounts receivable	(4,196)	(980)
Inventories	462	371
Prepaid expenses	458	1,578
Other assets	(985)	316
Increase (Decrease) in liabilities:
Accounts payable	(1,435)	835
Accrued expenses	(8,106)	(3,812)
Deferred compensation	170	141
Pension and postretirement benefits	172	621
Other liabilities	1,135	(474)
Total Adjustments	(7,384)	3,232
Net Cash (Used in) Provided by Operating Activities	(3,435)	6,692
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(3,568)	(3,900)
Proceeds from sale of property, plant, and equipment	3	0
Net Cash Used in Investing Activities	(3,565)	(3,900)
CASH FLOWS FROM FINANCING ACTIVITIES
Principal payments on notes payable	0	(3,083)
Dividends paid	(1,803)	(1,761)
Purchase of treasury stock	(978)	(500)
Net Cash Used in Financing Activities	(2,781)	(5,344)
Effect of exchange rate changes on Cash and Cash Equivalents	182	(50)
Net Decrease in Cash and Cash Equivalents	(9,599)	(2,602)
Cash and Cash Equivalents, Beginning of Period	40,890	21,862
Cash and Cash Equivalents, End of Period	31,291	19,260
Supplemental disclosure of non-cash investing and financing activities:
Capital expenditures accrued, but not paid	858	1,043
Cash dividends declared and accrued, but not paid	$ 1,807	$ 1,766