Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows from Operating Activities
Net income (loss)	$ 8,079	$ (17,201)
Non-cash items included in net income (loss)
Depreciation and amortization	6,631	7,787
Deferred income taxes	2,637	(4,077)
Impairment of goodwill		20,165
Deferred compensation plan	296	264
Stock compensation expense	494	951
Issuance of common shares as compensation	225	265
Gain on disposition of fixed assets	(8,510)	(22)
Allowance for doubtful accounts	(105)	505
Inventory obsolescence reserve	1,720	2,574
Changes in certain assets and liabilities
Accounts receivable	8,322	2,902
Inventories	(1,981)	(7,368)
Refundable income taxes	(1,170)	323
Accounts payable	1,015	2,705
Accrued expenses and other	(258)	(4,373)
Customer prepayments	(298)	985
Net cash flows provided by operating activities	17,097	6,385
Cash Flows from Investing Activities
Proceeds from the sale of assets	20,040
Purchases of property, plant and equipment	(1,538)	(2,348)
Net cash flows provided by (used in) investing activities	18,502	(2,348)
Cash Flows from Financing Activities
Payments of long-term debt	(169,671)	(89,489)
Borrowings of long-term debt	138,049	87,941
Cash dividends paid	(3,958)	(3,882)
Shares withheld for employees' taxes	(124)	(99)
Proceeds from stock option exercises	174
Net cash flows used in financing activities	(35,530)	(5,529)
Change related to foreign currency	(215)
Decrease in cash and cash equivalents	(146)	(1,492)
Cash and cash equivalents at beginning of period	966	3,178
Cash and cash equivalents at end of period	$ 820	$ 1,686