Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash Flows from Operating Activities
Net Income	$ 5,670	$ 8,079
Non-cash items included in net income
Depreciation and amortization	5,943	6,631
Deferred income taxes	332	2,637
Deferred compensation plan	1,096	296
Stock compensation expense	1,317	494
Issuance of common shares as compensation	242	225
Gain on disposition of fixed assets	0	(8,510)
Allowance for doubtful accounts	(15)	(105)
Inventory obsolescence reserve	1,226	1,720
Changes in certain assets and liabilities
Accounts receivable	(6,867)	8,322
Inventories	(2,817)	(1,981)
Refundable income taxes	(444)	(1,170)
Accounts payable	10,450	1,015
Accrued expenses and other	1,269	(258)
Customer prepayments	7,232	(298)
Net cash flows provided by operating activities	24,634	17,097
Cash Flows from Investing Activities
Purchases of property, plant and equipment	(1,517)	(1,538)
Proceeds from the sale of fixed assets	0	20,040
Net cash flows (used in) provided by investing activities	(1,517)	18,502
Cash Flows from Financing Activities
Payments of long-term debt	0	(169,671)
Borrowings of long-term debt	0	138,049
Cash dividends paid	(3,963)	(3,958)
Shares withheld for employees' taxes	(28)	(124)
Payments on financing lease obligations	(178)	0
Proceeds from stock option exercises	962	174
Net cash flows used in financing activities	(3,207)	(35,530)
Change related to foreign currency	101	(215)
Increase (Decrease) in cash and cash equivalents	20,011	(146)
Cash and cash equivalents at beginning of period	3,517	966
Cash and cash equivalents at end of period	$ 23,528	$ 820