Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
OPERATING ACTIVITIES:
Net income (loss)	$ 5,762	$ 4,878
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	1,742	1,096
Deferred income taxes	(3)	86
Stock-based compensation expense	171	282
Excess tax benefit from stock-based payment arrangements	(20)	113
Provision for losses on accounts receivable	$ (50)	(19)
Gain on disposition of capital assets		(21)
Changes in operating assets and liabilities:
Trade receivables	$ (1,492)	(2,387)
Inventories	4,970	(8,220)
Other current assets	$ 846	(1,165)
Other assets		(409)
Accounts payable - trade	$ (3,641)	9,565
Accrued liabilities	(567)	(618)
Other long-term liabilities	664	227
Supplemental retirement plans	126	(254)
Net cash provided by operating activities	8,508	3,154
INVESTING ACTIVITIES:
Purchases of investments	(149)	(1,318)
Proceeds from sales of investments	$ 94	1,228
Proceeds from sale of capital assets		26
Capital expenditures	$ (2,090)	(25,841)
Net cash (used in) provided by investing activities	(2,145)	(25,905)
FINANCING ACTIVITIES:
Proceeds from long-term debt, net	(5,097)	11,996
Dividends paid	(1,347)	(1,106)
Proceeds from issuance of common stock	644	105
Excess tax benefit from stock-based payment arrangements	20	(113)
Net cash used in financing activities	(5,780)	10,882
Increase (decrease) in cash and cash equivalents	583	(11,869)
Cash and cash equivalents at beginning of year	1,282	1,282
Cash and cash equivalents at end of year	1,865	10,307
SUPPLEMENTAL INFORMATION CASH PAID DURING THE PERIOD FOR:
Interest	37
Income taxes paid (refunded)	150	1,510
Capital Expenditures Incurred but Not yet Paid	$ 142	$ 131