Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
OPERATING ACTIVITIES:
Net income (loss)	$ 4,938	$ 5,793
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	2,030	1,772
Deferred income taxes	(2,826)	(353)
Stock-based compensation expense	884	860
Excess tax benefit from stock-based payment arrangements	(161)
Provision for losses on accounts receivable	45	88
Gain on disposition of capital assets	(23)	(3)
Changes in operating assets and liabilities:
Trade receivables	(5,476)	(572)
Inventories	(6,436)	(5,042)
Other current assets	(1,292)	(552)
Other assets	17	(101)
Accounts payable - trade	1,461	1,242
Litigation Settlement Payable	6,250
Accrued liabilities	568	(1,306)
Other long-term liabilities	362	(200)
Supplemental retirement plans	885	439
Net cash provided by operating activities	1,226	2,065
INVESTING ACTIVITIES:
Purchases of investments	(4,007)	(737)
Proceeds from sales of investments	3,189	114
Proceeds from sale of capital assets	30	3
Capital expenditures	(1,481)	(4,918)
Net cash (used in) provided by investing activities	(2,269)	(5,538)
FINANCING ACTIVITIES:
Dividends paid	(2,143)	(3,148)
Proceeds from issuance of common stock	967	800
Excess tax benefit from stock-based payment arrangements	161
Net cash used in financing activities	(1,015)	(2,348)
Increase (decrease) in cash and cash equivalents	(2,058)	(5,821)
Cash and cash equivalents at beginning of year	10,934	13,970
Cash and cash equivalents at end of year	8,876	8,149
SUPPLEMENTAL INFORMATION CASH PAID DURING THE PERIOD FOR:
Income taxes paid (refunded)	4,522	3,560
Capital Expenditures Incurred but Not yet Paid	$ 289